Embed Size (px)
Citation preview
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
Se
co
nd
ary
1 E
xp
ress
20
17
MY
E S
ection
A M
ark
ing
Sche
me
Qn
Solution
Marks
Guidance
1.(a
)B1
(b)
523,
214B1
(c)
B2
2.(a
)H
CF =
B1
(b)
LCM
=
B1(c
)B1
3M
1
A1
4(a
)
B1(b
)
M1
A1
ction
A M
ark
ing
Sche
me
S olution
Marks
Guidance
B 1
523,
214B 1 B2
C F =
B 1
C M =
B 1 B 1 M
1
A1
B 1 M1
A1
292
Se
co
nd
ary
1 E
xp
ress
20
17
MY
E S
ection
A M
ark
ing
Sche
me
Qn
Solution
Marks
Guidance
5
B1 B16
)32.5
24.8(2.3
724
2
3
=...
3003
05.0
s.f.)
(3
300
.0B1
7.(a
)Te
mp
Diff
eren
ce =
B1
(b)
Rate
of i
ncre
ase
of T
empe
ratu
re =
B1
(c)
Tem
pera
ture
diff
eren
ce =
B18
(a)
qp
qp
qp
1210
22
3B1
(b)
)(2
2a
cc
bb
aM
1A
1(b
)
M1
M1A
1
ction
A M
ark
ing
Sche
me
S olution
Marks
Guidance
B11 BB1
)32.5
24.8(2
724
2
3
=...
3003
05. 0
s.f.)
(3
30
0. 0
B1B1B1B1B1BBBBB1B1B1B1B1B1B1B1B1B1B1B1BBB1B1B1B1BB1B1B1B1B1B1BBB1BB1B1B11B1B1B1BB1BB1B1BB1BBBBBBBB11B1B1B1B1BBBB1BB1B1B11B1B1B1B111B1B1B1BBBB1BBBBBB1B1B11B111BB1B1B1B11B1B1BB1BBB1B1BB1B11B1BBB11BBBB1B11B11B1BBBB11BBBB1B1B1B11B1B11BBBBBBB111BBB1BBBBBBBBBBBBBBBBBB
e mp
Diff
eren
ce =
B1B1B1B1BB1B1BBB1B1B1B1B1B1B1B1B1B1B1B1B1B1B1BBBB1BBB1B1BBB1B1B1B1B1BB1B1B1B1B1BBB1B1B1B1B1B1BBBBB1BBBBBB1BBBBB1B1BBB1B1B1B1BB1B11BB1B11B11BBB1BB1BBBBB11111BBBB11B1B1BB111BBBB1BB11B11BB11111BBBB1BB111BBBBB1BBBB11BBBB
a te
of in
crea
se o
f Tem
pera
ture
=B 1
e mpe
ratu
re d
iffer
ence
=
B1Bq
pq
pq
p12
10p
q2
2qp
p10
pq
22q
B1)
(2c
bb
(22
cb
bc
bb
(22
M1
A1
M1
M1A
1
293
Se
co
nd
ary
1 E
xp
ress
20
17
MY
E S
ection
A M
ark
ing
Sche
me
Qn
Solution
Marks
Guidance
9(a
)B1 B1 B1
(b)
B1
10(a
)
M1A
1D
on’t
acc
ept
35 c
ents
–1
mar
k fo
r wor
king
(bi)
Prof
it m
ade
= B1
Don’t
acc
ept
15 c
ents
(bii)
How
man
y pi
nwhe
els t
o se
ll =
B1St
uden
ts ne
ed to
show
roun
ded
answ
er
11A
rea
of re
ctan
gle
= M
1
M1A
1
12(a
)V
olum
e of
con
tain
er =
B1
(b)
No.
of c
onta
iner
s tha
t can
fit i
nto
truck
=
M1A
1
ction
A M
ark
ing
Sche
me
S olution
Marks
Guidance
B 1 B1 B 1 B1B1
M1A
1D
oD
on
’n
’ t a
ccep
t 3
5 c
ents
–1
mar
o fit
mad
e =
B 1D
on’t
acc
ept
15 c
ents
o w m
any
pinw
heel
s to
seell
= B 1
S tud
ents
need
to sh
ow ro
unde
r ea
of re
ctan
gle
=M
1
M1A
1
o lum
e of
con
tain
er =
B 1o.
of c
o nta
ine r
s tha
tccann
ffitit in
tntoo
trruck
kM
1A1
294
Se
co
nd
ary
1 E
xp
ress
20
17
MY
E S
ection
B M
ark
ing
Sche
me
Qn
Solution
Marks
Guidance
1.(a
)B1 B1 B1
(b)
.B1
(c)
B12.
(a)
B1 B1 B1
(b)
M1
A1
3(a
)M
1A
1(b
)M
1M
1
A1
4(a
)S
iste
r’s
age
=
12x
B1(b
)F
ath
er’s
age
B1A
ccep
t eith
er a
nsw
er(c
)Su
m o
f age
sM
1A
1(d
)E
rica
’s a
ge
= 1
2, le
t
M1A
1
ction
B M
ark
ing
Sche
me
S olution
Marks
Guidance
B1 B1 B1
.B 1
1BB1BBBBBBBBBB1B1B1BB1B1B1BB1BB1B1B1BB1B1B1B1BB1B1B11B1B1B1BB1B1BB1BBBBB1B1B1111B1BBB1B11B11B1B1B1B1B1BB1B1BBBBBBB1B1B11B1B1B1BBB1B1BBB11B1BBB1B1B1B1BB1B1BB1BBBBBBBBBBBBBBBBBBBBBBBBBBBB1BBBBBBBBB1BB1B11BB11111BBBBB1111B111 B1B1B1B1B1BB1BBB1B1B11111BBBB1B1B1B1B11BB1B11B1B11B1B1BB1BB111B1B1B1BB1B1B111B1B1BBB1B1B11B1B1B1BBBB1B1B1B11BBB1B1B1B1B1BB11B11B1BBBB1B1111B111B1111B11B11BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB111BBB1 B1B1B1B1BBB1B1B1B1B1B1B1B1B1B1B1BB1BBBBB1B1BBBBBB1BB11BB1BB1B1BBB111B11B1BB111B1111BB1111 B1 M1
M A1
A M1
M1
A1
A1
M1
M1
A1
s ter
’s a
ge
ge
=
12x
B1t h
er’s
age
B1A
ccep
t eith
er a
nsw
eru m
of a
ges
M1
A1
i ca’
s ag
e =
12, le
t
M1A
1
295
Se
co
nd
ary
1 E
xp
ress
20
17
MY
E S
ection
B M
ark
ing
Sche
me
Qn
Solution
Marks
Guidance
5(a
)M
1A1
(b)
M1
A1
6(a
)Se
lling
pric
e of
the
vacu
um c
lean
er fo
r Sho
p A
M1A
1
(b)
Selli
ng p
rice
of V
C fo
r Sho
p B
Sinc
e Sh
op B
is c
heap
er, M
r Sim
shou
ld b
uy fr
om S
hop
B.
M1
A1
7(a
)Si
nce
S$1
to 0
.71
USD
Hen
ce, M
r Sim
got
M1
A1
(b)
M1A
1
8(a
)To
tal i
nter
est a
ccum
ulat
ed
Am
ount
he
have
to p
ay b
ack
M1A
1(b
)
M1
A1
ction
B M
ark
ing
Sche
me
S olution
Marks
Guidance
M1A
1
M1
AA1
A1
A1
AAAA1
A1
AA1
A1
AA1
A1
A1
AAA1
AAA1
A1
A11
A1
A1
A1
AA11
A1
A1
A11
AAA1
AA1
A1
A1
A1
A1
AA1
A1
A1
A1
A1
A1
AA1
AAAAA1
A1
A1
AAAAAA1
A1
AA1
AAAAA1
A1
AAAA1
AA1
A1
A1
A1
AAAAAAA1
A1
AA1
AAAAAAAAAAAA1
AAAAA1
AAAA1
A1111
A1
AAAAAAAA11
A1
AAAA111111111111
A1111
AA1111
lling
pr ic
e of
the
vacu
um c
lean
er fo
r Sho
p A
M1
M1
M1
MM1
MMMM1
M1
M1
MM1
M1
M1
M1
M1
M1
M1
M1
MM11
M11
M1
M1
MM1
M1
MMMM1
M1
M1
M1
MMM1
M1
M1
M1
MM1
MMMMMMMM1
MM1
MMMMMMMM1
MMMMM1
MM11
MMM1
M1
MMM1
MMMMMMMMMMMMM1
M1
M1
MMMMMMMMMMMMMM1
M1
MM1
MM1
MMMMMMMMMMMMM1
MMMMMMMMMMM1
MM1
MMMMMMMMMM1
MMM1
MA
1A
1A
1A
1A
1A
1A
1A
1AAAA
1A
1A
1A
1A
1A
1AAAA
1A
1A
1A
1AA
1AAA
1AAA
1A
1AAA
1A
1AA
1A
1A
1A
1A
1AAA
1A
1A
1A
1AAAA
1AAAA
1AA
1A
1A
1AAAAAAA
1A
1A
1AA
11AAA
1AAAAAAA
1AA
1AA
1AAA
1AAAAA
1A
1AAA
1AAAAA
1A
1A
1A
1A
1AAAAAAAA
11111AAAA
1111AAA
111111AA
1A
111A
1A
1111A
111A
11AA
1AAAA
11A
1A
1AAAAAAA
1
lling
pric
e of
VC
for S
hop
B
n ce
Shop
B is
che
aper
, Mr S
im sh
ould
buy
from
Sho
p B.
M1
A1
An c
e S$
1 to
0.7
1 U
SD
e nce
, Mr S
im g
ot
M1
M1
A1
A1
M1A
1
otal
inte
rerest
accu
mul
ated
mou
nt h
e ha
ve to
pay
bac
kk M
1A1
M1
A1
296
Se
co
nd
ary
1 E
xp
ress
20
17
MY
E S
ection
B M
ark
ing
Sche
me
Qn
Solution
Marks
Guidance
9(a)
B1 B1(b)
B1
Se
co
nd
ary
1 E
xp
ress
20
17
MY
E S
ection
B M
ark
ing
Sche
me
Qn
S olution
Markkss
9(a)
B1B1 B1B1( b)
B1
297
298
