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6th Grade Fractions Chapter Questions 1. Explain how to add, subtract, multiply and divide fractions.
2. Explain why you multiply by the inverse when dividing.
3. What is the GCF and how do you determine it?
4. What is the LCM and how do you determine it?
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Chapter Problems Greatest Common Factor Classwork Find the Greatest Common Factor of each set of numbers.
1) 72 and 64
2) 15 and 16
3) 14 and 49
4) 15 and 75
5) 66 and 147
6) 78 and 42
7) 75 and 18
8) 98 and 66
9) 27 and 72
10) 18 and 21
Homework Find the Greatest Common Factor of each set of numbers.
11) 30 and 45
12) 70 and 130
13) 98 and 30
14) 45 and 66
15) 77 and 21
16) 63 and 45
17) 36 and 63
18) 21 and 40
19) 6 and 51
20) 63 and 99
Least Common Multiple Classwork Find the Least Common Multiple of each set of numbers.
21) 9 and 21
22) 12 and 80
23) 6 and 10
24) 14 and 12
25) 15 and 36
26) 8 and 20
27) 9 and 6
28) 15 and 10
29) 8 and 14
30) 55 and 22
Homework Find the Least Common Multiple of each set of numbers.
31) 9 and 15
32) 4 and 7
33) 12 and 15
34) 10 and 9
35) 8 and 14
36) 11 and 13
37) 42 and 21
38) 4 and 6
39) 14 and 63
40) 22 and 8
GCF/LCM Applications Classwork
41) Kiara baked 30 oatmeal cookies and 48 chocolate chip cookies to package in plastic containers for her friends at school. She wants to divide the cookies into identical containers so that each container has the same number of each kind of cookie.
a. If she wants each container to have the greatest number of cookies possible, how many plastic containers does she need?
b. How many of each cookie will she put in each container?
42) Beginning at 8:30 A.M., tours of the National Capitol and the White House begin at a tour agency. Tours for the National Capitol leave every 8 minutes. Tours for the White House leave every 10 minutes. How often do the tours leave at the same time?
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43) Joe is making key chains with beads. He wants each key chain to have the same number of beads. He has 90 blue beads and 72 yellow beads.
a. What is the greatest number of key chains he can make that are exactly the same? b. How many of each color bead will be on each key chain?
44) A florist has 36 roses, 27 tulips, and 18 carnations she must use to create bouquets.
a. What is the largest number of bouquets she can make without having any flowers left over?
b. How many of each flower will she put in each bouquet? 45) A radio station is giving away prizes to its callers. Depending on what number caller you are, you
receive a different prize.
What number caller will be the first to receive all 3 prizes?
Homework 46) Two neon lights are turned on at the same time. One blinks every 4 seconds and the other blinks
every 6 seconds. In 60 seconds, how many times will they blink at the same time?
47) Shannon is making identical balloon arrangements for a party. She has 32 maroon balloons, 24 white balloons, and 16 orange balloons. She wants each arrangement to have the same number of each color.
a. What is the greatest number of arrangements that she can make if every balloon is used? b. How many balloons of each color will be in each arrangement?
48) At a display booth at an amusement park, every visitor gets a gift bag. Some of the bags have items in them as shown in this table.
What number visitor will be the first to receive all 3 items in the gift bag?
49) There are 48 girls and 64 boys in the school choir. The choir teacher plans to arrange the students in equal rows. The same number of boys and the same number of girls will be in each row. What is the greatest number of rows the teacher can arrange?
50) Mike can buy red push pins in packages of 10 and yellow push pins in packages of 12. What is the least amount of packages of each color he must buy in order to have the same number of pins?
Prizes Caller
Hat Every 3rd caller
T-shirt Every 5th caller
Backpack Every 6th caller
Items Bags
Hat Every 2nd visitor
T-shirt Every 7th visitor
Backpack Every 10th visitor
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Distribution Classwork Use the Distributive Property to rewrite each expression:
51) 45 + 75
52) 18 + 27
53) 77 + 91
54) 32 + 44
55) 46 + 69
56) 51 + 17
57) 24 + 66
58) 38 + 95
59) 85 + 95
60) 35 + 22
Homework Use the Distributive Property to rewrite each expression:
61) 20 + 44
62) 30 + 400
63) 63 + 72
64) 9 + 12
65) 33 + 45
66) 34 + 51
67) 65 + 91
68) 102 + 42
69) 104 + 78
70) 26 + 13
Adding Fractions Classwork Simplify to lowest terms:
71) 1
2+
1
2
72) 1
4+
2
4
73) 3
12+
14
12
74) 5
7+
3
7
75) 12
32+
16
32
76) 11
3+ 3
2
3
77) 11
12+ 2
5
12
78) 35
7+ 2
3
7
79) 61
9+ 4
4
9
80) 33
32+ 11
15
32
81) 1
2+
1
3
82) 1
3+
2
5
83) 3
10+
5
12
84) 5
6+
3
7
85) 12
18+
2
6
86) 11
2+ 2
1
3
87) 41
4+ 5
1
7
88) 93
12+ 5
11
20
89) 61
11+ 4
4
9
90) 33
24+ 11
16
32
Homework Simplify to lowest terms:
91) 1
4+
3
4
92) 2
6+
3
6
93) 6
18+
6
18
94) 11
12+
15
12
95) 4
16+
6
16
96) 31
6+ 2
3
6
97) 13
8+ 3
5
8
98) 51
18+ 2
7
18
99) 24
13+ 3
11
13
100) 7 11
12+
5
12
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101) 2
8+
4
9
102) 3
8+
7
12
103) 11
12+
15
22
104) 20
100+
30
150
105) 11
4+ 2
3
5
106) 13
8+ 3
5
9
107) 42
7+ 4
2
5
108) 1017
30+ 1
5
12
109) 7 11
12+
5
16
Subtracting Fractions Classwork
110) 5
2−
3
2
111) 5
7−
2
7
112) 7
8−
3
8
113) 15
20−
9
20
114) 23
4− 1
1
4
115) 314
22− 3
3
22
116) 75
6− 4
3
6
117) 4313
14− 13
11
14
118) 111
9− 10
1
9
119) 7
12−
3
12
120) 7
10−
3
5
121) 3
4−
2
3
122) 11
12−
2
9
123) 15
20−
7
12
124) 70
120−
30
90
125) 23
4− 1
1
3
126) 52
5− 2
1
7
127) 73
5− 4
5
6
128) 43 − 131
10
129) 113
8− 10
1
9
Homework
130) 7
2−
3
2
131) 6
5−
3
5
132) 8
10−
2
10
133) 23
8−
11
8
134) 84
120−
22
120
135) 32
4− 1
1
4
136) 612
21− 5
5
21
137) 1315
24− 11
6
24
138) 153
5− 6
2
5
139) 7933
50− 56
8
50
140) 7
8−
3
7
141) 4
5−
1
3
142) 8
14−
2
10
143) 23
40−
3
8
144) 8
10−
22
55
145) 32
5− 1
1
4
146) 61
6− 5
12
21
147) 74
9− 7
1
6
148) 4113
20− 30
6
15
149) 15 − 63
5
150) 7933
50− 56
7
20
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Multiplying Fractions Classwork
151) 1
4•
2
3
152) 2
5•
5
6
153) 3
10•
5
12
154) 1
6•
3
9
155) 12
15•
6
12
156) 2 • 1
2
157) 8 • 3
5
158) 6 •4
9
159) 2 • 5
16
160) 3 • 15
32
161) 11
2• 2
1
2
162) 11
3• 3
163) 8 • 1 3
5
164) 91
2•
4
5
165) 33
10• 2
3
11
Homework
166) 2
6•
3
7
167) 2
8•
4
9
168) 3
8•
7
12
169) 5
13•
7
10
170) 11
12•
15
22
171) 3• 5
6
172) 2 •5
8
173) 5 • 7
18
174) 10 •14
30
175) 7 •5
12
176) 31
6• 2
2
5
177) 13
8• 3
178) 24
5• 3
4
7
179) 61
4•
4
5
180) 21
10• 4
2
7
Dividing Fractions Classwork
181) Use the model below to demonstrate: 2 ÷ 1
2
182) Use the model below to demonstrate: 5
6÷
2
3
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183) Use the model below to demonstrate: 41
2÷
1
2
184) 1
2÷
1
3
185) 2
5÷
5
6
186) 12
18÷
2
6
187) 12
15÷
6
12
188) 6 ÷4
9
189) 2 ÷ 5
16
190) 3 ÷ 15
32
191) 8 ÷ 3
5
192) 51
4÷
1
8
193) 35
7÷ 2
194) 64
11÷ 4
4
9
195) 31
3÷ 4
1
5
Homework
196) Use the model below to demonstrate: 3÷ 5
6
197) Use the model below to demonstrate: 2
3÷
5
6
198) Use the model below to demonstrate: 21
2÷
1
2
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199) 3
8÷
7
12
200) 4
10÷
2
7
201) 3
12÷
5
20
202) 2
6÷
3
7
203) 2 ÷5
8
204) 5 ÷ 7
18
205) 10 ÷14
30
206) 7 ÷5
12
207) 51
4÷ 2
1
3
208) 21
8÷ 3
3
4
209) 2 1
10÷
3
8
210) 31
9÷
5
6
Fraction Operations Application Classwork
211) How much candy will each person get if 5 people share 6 ½ pounds of Swedish Fish?
212) How many 3
2 cup servings are in 1½ cups of cheese?
213) How long is a rectangle if its width is 10
32 feet and its area is
50
378 square feet?
214) A recipe calls for 4
3cup of brown sugar. If you want to make
4
1of the recipe, how many
cups of brown sugar do you need?
215) For a party, you buy 4
38 lbs of salt water taffy. If 150 people are attending, how much
salt water taffy does each person get?
216) A cook has5
3 ounce of pepper. A recipe for a steak marinade requires
15
1 ounce of
pepper. How many batches of marinade can the cook produce from5
3 ounce of pepper?
217) Max wants to run 2
15 miles to train for track season. If the total length around the track
is 4
3 mile, how many laps does Max need to run around the track?
218) You are making hamburgers for a barbeque with your family and bought2
12 pounds of
ground beef. If you want to make3
1 pound hamburgers, how many can you make from
2
12 pounds of ground beef?
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219) Annie is baking cupcakes. The recipe calls for 1
3 cup of butter,
2
7 cup of sugar, and
2
3 cup
of milk. How many cups of ingredients is that altogether?
220) Ben has 55 baseball cards. He will give 1
5 of his cards to his younger brother, Phil. How
many cards will Phil get?
221) Kelly has 45 cookies. She plans on bringing 2
3 of the cookies to school to share with her
class. How many cookies is she not bringing to school?
222) Jim needs 41
2 cups of bleach for every ten gallons of water for cleaning. How many cups
of bleach should he use if he is making 5 gallons?
223) If 𝑥
4= 5 is true, is
𝑥
5= 4 also true? Why or why not?
224) Evaluate the expression 4
𝑑+
2
3 if 𝑑 = 5.
225) Sue has a picture that is 71
2 inches across and 8 inches long. She wants to put a border
that is 11
4 inches around the picture. What is the new perimeter of the picture, including
the border?
Homework
226) How many nuts will each person get if 9 people share 5
428 pounds of nuts?
227) How many 3
21 cup servings are in
4
115 cups of salsa?
228) How long is a rectangle if its width is 8
33 feet and its area is 27 square feet?
229) A recipe calls for 4
34 cups of flour. If you want to make
2
13 of the recipe, how many
cups of flour do you need?
230) For the first day of school, you buy 4
351 lbs of cookies. If you share with the 23 people in
homeroom, how many pounds of cookies do you give each person?
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231) A cook has7
4 ounce of baking powder. A recipe for chocolate chip cookies requires
28
1
ounce of baking powder. How many batches of cookies can the cook produce from7
4
ounce of baking powder?
232) Anthony wants to run 2
18 miles to train for track season. If the total length around the
track is4
3 mile, how many laps does Anthony need to run around the track?
233) You are making a cake for a friend’s birthday and bought5
32 pounds of
butter. If each layer of the cake requires 3
1 pound of butter, how many layers can you
make from5
32 pounds of butter?
234) Pamela is baking muffins. She will put 3
4 cup of dried cranberries,
2
3 cup of sliced
almonds, 1
8 cup of raisins, and 1
1
4cup of milk. How many cups of ingredients is that
altogether?
235) Brenda has 120 stickers. She will use 1
4 of them to decorate her folder. How many
stickers will she put on her folder?
236) Melanie works with 33 people. 1
3 of her coworkers are male. How many are female?
237) Krista uses 22
3 tablespoons of drink mix for every liter of fruit punch. How many
tablespoons does she need if she is making 5 liters for her class party?
238) If 7
𝑡= 21 is true, is 𝑡 = 21 ∙ 7 also true? Why or why not?
239) Evaluate the expression 5
6+
𝑣
7 if 𝑣 = 3.
240) Karla has a painting that is 20 inches across and 111
2 inches tall. She wants to put a 2
2
3
inch border around the painting. What is the area of the painting, including the border?
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Fractions Multiple Choice Questions
1) Find the Greatest Common Factor of 24 and 72.
a. 12
b. 24
c. 6
d. 72
2) What is the Least Common Multiple of 3 and 18?
a. 36
b. 6
c. 3
d. 18
3) A cookie recipe calls for 23
4 cups of chocolate chips. If you want to make
1
4 of the recipe, how
many cups of chocolate chips should you use?
a. 11 cups
b. 11
16 cup
c. 3 cups
d. 1 3
8 cups
4) Use the distributive property to rewrite 16 + 64
a. 16(1 + 4)
b. 8(2 + 8)
c. 4(4 + 16)
d. 2(8 + 32)
5) 4 is the GCF of which two numbers?
a. 8 and 16
b. 16 and 32
c. 8 and 12
d. 24 and 36
6) 48 is the LCM of which two numbers?
a. 16 and 48
b. 12 and 4
c. 6 and 8
d. 2 and 24
7) How many 2
5 ounce servings are in 3
4
7 ounces?
a. 1 3
7 servings
b. 4 3
7 servings
c. 3 8
35 servings
d. 8 13
14 servings
8) Use the distributive property to rewrite 12 + 74
a. 6(2 + 13)
b. 4(3 + 19)
c. 2(6 + 37)
d. 12(1 + 6)
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9) 15
6 + 3
7
9
a. 4 3
54
b. 5 11
18
c. 4 3
4
d. 4 29
18
10) 5
8 •
4
9
a. 5
18
b. 20
72
c. 113
32
d. 4
18
11) 7
8 −
3
5
a. 4
3
b. 11
3
c. 11
40
d. 19
40
12) 11
5 ÷
3
4
a. 9
10
b. 13
20
c. 14
15
d. 13
5
Fractions Short Constructed Response Questions
13) 1
4+
2
5 = ______
14) 5
9−
1
6 = ______
15) 65
8− 3
4
5 = ______
16) 41
3• 3
4
5 = ______
17) 6
7•
10
11 =______
18) 6
7÷
3
8 = ______
19) 32
9÷ 1
2
3 = ______
20) Use the distributive property to rewrite
56 + 72 ______
21) What is the GCF of 15 and 54? ______
22) What is the LCM of 16 and 36? ______
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Extended Constructed Response Questions
23) In order to buy wall paper, Abby needed to find the perimeter (total distance around the
outside) of her bedroom. She measured each of the following lengths of her walls
East wall: 10𝟑
𝟖 ft North Wall: 12
𝟕
𝟏𝟔 ft West Wall: 10
𝟑
𝟖 ft South Wall: 8
𝟓
𝟏𝟔 ft
What is the perimeter of Abbey’s room?
Her sister Anna’s room is a square (four equal sides) of walls that are 10𝟑
𝟖 ft. Will Anna need to
buy more or less wallpaper than Abbey?
Show all of your work to support your answers.
24) Nick wants to order enough food for his party. He knows medium pizzas come in slices of
6, and large pizzas come in slices of 8. He wants enough pizza for each of his friends to
have 3 slices.
Write a fraction to show how many slices per large pizza each of his friends will eat.
If Nick wants to invite 10 friends over, how many large pizzas should he order?
If he wants to order medium pizzas instead, how many will he need?
A large pizza costs $12 and a medium pizza costs $9. Which type of pizza should Nick buy for
his party?
Show all of your work to support your answers.
25) To find the volume of a swimming pool, you must multiply the length, width, and depth of
the pool together. Michelle wants to find out how much water she needs to fill her pool.
She measured a length of 20 𝟏
𝟐 ft, a width of 12
𝟐
𝟑 ft, and a depth of 6
𝟏
𝟐 ft.
What is the volume of Michelle’s pool in cubic feet?
If she needs to buy 6 1
3 gallons of water for each cubic foot of space, how many gallons of water
will it take to fill her pool?
Show all of your work to support your answers.
26) For a science project, Ms. States asked each of her students to measure how much gas
they used driving to school each week. The students measured the amount of gas in
fractions of a tank. Mike used 𝟐
𝟓 of a tank, Jamie used
𝟓
𝟏𝟔 of a tank, Josh used
𝟒
𝟗 of a tank,
Adam used 𝟑
𝟕 of a tank, and Kate used
𝟏
𝟒 of a tank.
Rank the amount of gas used by each student, from least to greatest
If a tank of gas costs 24 1
2 dollars, how much money did Josh and Kate spend on gas combined?
Show all of your work to support your answers.
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27) Miriam’s uncle donated 120 cans of juice and 90 packs of cheese crackers for the school
field trip. Each student is to receive the same number of cans of juice and the same
number of packs of crackers.
What is the greatest number of students that can go on the field trip and share the food
equally with no food left over?
How many cans of juice and how many packs of crackers will each student receive? Explain.
28) Jeremy and his little sister, Deborah, are at a carnival. There are both a large and a small
Ferris wheel. Jeremy gets on the large Ferris wheel at the same time his sister gets on the
small Ferris wheel. The rides begin at the same time. The large wheel makes one
revolution in 10 seconds and the small wheel makes one revolution in 7 seconds.
How many seconds will pass before Jeremy and Deborah are at the bottom at the same time
again?
How many times will each Ferris wheel go around before Jeremy and his sister are both on the
ground again?
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Answer Key
1) 8
2) 1
3) 7
4) 15
5) 3
6) 6
7) 3
8) 2
9) 9
10) 3
11) 15
12) 10
13) 2
14) 3
15) 7
16) 9
17) 9
18) 1
19) 3
20) 9
21) 63
22) 240
23) 30
24) 84
25) 180
26) 40
27) 18
28) 30
29) 56
30) 110
31) 45
32) 28
33) 60
34) 90
35) 56
36) 143
37) 42
38) 12
39) 126
40) 88
41) a. 6 containers b. 5 oatmeal and 8
chocolate chip
42) Every 40 minutes
43) a. 18 key chains b. 5 blue, 4 yellow
44)
a. 9 bouquets b. 4 roses, 3 tulips, 2
carnations
45) 30th caller
46) 5 times
47) a. 8 arrangements b. 4 maroon, 3
white, 2 orange
48) 70th visitor
49) 16 rows
50) 6 packages of red, 5 packages of yellow
51) 15(3 + 5)
52) 9(2 + 3)
53) 7(11 + 13)
54) 4(8 + 11)
55) 23(2 + 3)
56) 17(3 + 1)
57) 6(4 + 11)
58) 19(2 + 5)
59) 5(17 + 19)
60) 1(35 + 22)
61) 4(5 + 11)
62) 10(3 + 40)
63) 9(7 + 8)
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64) 3(3 + 4)
65) 3(11 + 15)
66) 17(2 + 3)
67) 13(5 + 7)
68) 6(17 + 7)
69) 26(4 + 3)
70) 13(2 + 1)
71) 1
72) 3
4
73) 15
12
74) 11
7
75) 7
8
76) 5
77) 3 ½
78) 61
7
79) 105
9
80) 149
16
81) 5
6
82) 11
15
83) 43
60
84) 111
42
85) 1
86) 35
6
87) 911
28
88) 144
5
89) 1053
99
90) 145
8
91) 1
92) 5
6
93) 2
3
94) 21
6
95) 5
8
96) 52
3
97) 5
98) 74
9
99) 62
13
100) 81
3
101) 25
36
102) 23
24
103) 179
132
104) 2
5
105) 317
20
106) 467
72
107) 824
35
108) 1159
60
109) 811
48
110) 1
111) 3
7
112) ½
113) 3
10
114) 1 ½
115) ½
116) 31
3
117) 301
7
118) 1
119) 1
3
120) 1
10
121) 1
12
122) 25
36
123) 1
6
124) 1
4
125) 15
12
126) 39
35
127) 223
30
128) 299
10
129) 119
72
130) 2
131) 3
5
132) 3
5
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133) 11
2
134) 31
60
135) 21
4
136) 11
3
137) 23
8
138) 91
5
139) 231
2
140) 25
56
141) 7
15
142) 13
35
143) 1
5
144) 2
5
145) 23
20
146) 25
42
147) 5
18
148) 111
4
149) 82
5
150) 2331
100
151) 1
6
152) 1
3
153) 1
8
154) 1
18
155) 2
5
156) 1
157) 44
5
158) 22
3
159) 5
8
160) 113
32
161) 33
4
162) 4
163) 124
5
164) 73
5
165) 71
2
166) 1
7
167) 1
9
168) 7
32
169) 7
26
170) 5
8
171) 21
2
172) 11
4
173) 117
18
174) 42
3
175) 211
12
176) 73
5
177) 41
8
178) 10
179) 5
180) 9
181) 4
182) 11
4
183) 9
184) 1 1
2
185) 12
25
186) 2
187) 13
5
188) 131
2
189) 62
5
190) 62
5
191) 131
3
192) 42
193) 16
7
194) 119
44
195) 50
63
196) 33
5
197) 4
5
198) 5
199) 9
14
200) 12
5
201) 1
202) 7
9
NJ Center for Teaching and Learning ~ 18 ~ www.njctl.org
203) 31
5
204) 126
7
205) 213
7
206) 164
5
207) 21
4
208) 17
30
209) 53
5
210) 311
15
211) 13
10 lbs
212) 21
4 servings
213) 34
5 feet
214) 3
16 cups
215) 7
120 lbs
216) 9 batches
217) 7 1
3 laps
218) 7 1
2 burgers
219) 12
7 cups
220) 11 cards
221) 15 cookies
222) 21
4 cups
223) Yes, because
𝑥 = 5 ∙ 4 = 20
224) 17
15
225) 41 inches
226) 31
5 lbs
227) 1013
20
servings
228) 8 feet
229) 165
8 cups
230) 21
4 lbs
231) 16 batches
232) 111
3 laps
233) 7 4
5 layers
234) 219
24 cups
235) 30 stickers
236) 22 workers
237) 131
3
tablespoons
238) It is false
because 𝑡 =7
21 𝑜𝑟
1
3
239) 111
42
240) 4264
9
Multiple Choice Questions
1) b
2) d
3) b
4) a
5) c
6) a
7) d
8) c
9) b
10) a
11) c
12) d
Short Constructed Response Questions
13) 13
20
14) 7
18
15) 233
40
16) 16 7
15
NJ Center for Teaching and Learning ~ 19 ~ www.njctl.org
17) 60
77
18) 22
7
19) 114
15
20) 8(7 + 9)
21) 3
22) 144
Extended Constructed Response Questions
23) 103
8+ 12
7
16+ 10
3
8+ 8
5
16
= 106
16+ 12
7
16+ 10
6
16+ 8
5
16
= 4024
16 = 𝟒𝟏
𝟏
𝟐 feet
Anna's Room: 4 (103
8) =
4
1𝑥
83
8= 41
1
2 ft She needs to buy the same amount.
24) 10 𝑥 3
8=
30
8= 3
3
4 so he should buy 4 large pizzas
10 𝑥 3
6=
30
6= 5 so he should buy 5 medium pizzas
12 𝑥 4 = $48 𝑎𝑛𝑑 9 𝑥 5 = $45 so he should buy medium pizzas
25) 201
2 𝑥 12
2
3 𝑥 6
1
2=
41
2 𝑥
38
3 𝑥
13
2
= 20254
12 = 𝟏𝟔𝟖𝟕
𝟓
𝟔 ft3
61
3 𝑥 1687
5
6=
19
3 𝑥
10127
6 = 𝟏𝟎𝟔𝟖𝟗
𝟏𝟏
𝟏𝟖 gallons
26) 2
5=
32
80 ,
5
16 =
25
80,
4
9=
28
63,
3
7=
27
63,
1
4=
20
80
Least to greatest: 𝟏
𝟒,
𝟓
𝟏𝟔,
𝟐
𝟓,
𝟑
𝟕,
𝟒
𝟗
4
9+
1
4=
16
36+
9
36=
25
36
25
36 𝑥 24
1
2=
25
36 𝑥
49
2=
1225
72= 17
1
72= $17.02
27) 30 students can go on the field trip
Each student will get 4 cans of juice and 3 packs of crackers.
30 is the GCF, so 4 x 30 = 120 (juice) and 3 x 30 = 90 (crackers)
28) It will be 70 seconds before they are both on the bottom again. The large Ferris Wheel will go
around 7 times, small will go 10 times.
