Algebra 1 Name:

Guided Notes: Dimensional Analysis Date:

Round to the nearest hundredth (2 decimal places):

l. 14.372 I 2. 1.9562 3. 721.2645-121.23

. A comparison of two numbers by division.

The ratio of a to b is written as a : b

Examples: You have 5 oranges and 3 apples.S /The ratio of Oranges jo apples is 3

The ratio of apples to oranges is 3 'e S 3/ S

. A ratio of two measurements having different units of measure.

ExampleA 16 ounce can of tomato sauce is•$l .15. Find the unit price of the cost of each ounce.

If a 32 ounce can of the same tomato sauce is $1.85, which can costs the least per ounce?

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Dimensional AnalysisA method used to make unit conversions

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What you start with What you get1

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Units youstart with

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Mount Everest, the tallest mountain on the Earth, is 29, 028 ft high. What is its height in miles?Round to the nearest thousandths.

: 2-00

What is its height in meters?

7.3 m = cm 100

(1 m = 100 cm)

Convert 200 lbs to kg 2-00 _ q(Round to the nearest tenth.) 2-() O(l kg = 2.2 lbs)

Convert $50 into (yen)

Examples

l. A satellite is orbiting Earth at an altitude of 625 km. What is the satellite's altitude in miles?

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2. An Englishman returning home from Norway has 860 kroner of pocket money that he neverspent. How much is that in euros? (Assume an exchange of NOK 7.28 = €1)

3. You watch a 60 minute episode of Glee. How many seconds did you spend watching this?

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4. Convert 3598 grams into pounds.

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lbs

5. You jog 500 meters in a given period of time. The next day, you jog 500 yards over the sameperiod. On which day did you run the most? Explain your answer.

500 I 5 01S

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6. A baseball diamond measures 27 meters along each side. If a batter scored a home run in agame, how many feet did the batter run?

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