Essay
Answers
Chapter 1
5
6
Exercise 1-01
$721.21
$576.25
7 a i 8
1 a $1330 b
$2660 c 160
$69
ii
7
iv
5 v
$8.32
iii
4
vi $12.48
$3173.08 c $1586.54
2 a $6875 b
vii
$12.48 viii $16.47
ix $66.56
3 a
x $87.36 xi
xii $82.35
$67 600
b month is usually longer than 4 weeks.
A
c
$5633.33 d $37.14
$49.92
b
$286.19
4 a $153.76 b hours
4.5
Exercise 1-04
$1170.43
5 a $879.23 b
1 a $61.25 b
$221.20
6
$15.68
c
$581.88 d
$1206.63
7
$3900
2 a $486.50 b
$2655.50
8 a $178
3
b
11
4 a $60 644.40 b $4664.95 c $816.37
$3492.10
c
Teacher to discuss.
5
$6536.62
9 a Job 3, the salary.
6
$5963
b
Teacher to discuss.
7
$376
$5420.89
8 a $363.69 b
Exercise 1-02
9
$448
1 a $25.80 b
$34.40
10 a $78.75
c
$21.54 d
$28.72
Exercise 1-05
e
$36.90 f
$49.20
$122.40
4
d 500 e
$12
$6570 f
$570
$123
3
$272.50
2
$28.50
iv
$399 v $114
$38
vi $228
b
$741
7 a $12 b
$54
8
$105
9 a $135.20 b
7:30 a.m. c 1 hour
$4603.50
4 iii $117.25
3
5 a 2 b
$1060.20
6 a i $19 ii
Teacher to check.
1 a $2250 b
$40 c
$6000
g
$46.88 h
$62.50
2
b
$554.40
5
$10 600
$61 c
$159.50
6 a $18 b
7 a $18 b
$48.91 c
$214
8
$2235
9
More than $8.35, $8.50 or $9 would be suitable.
10 $88
d p.m. e $101.40 f a.m.
3:30
11
11 $412 700
Exercise 1-03
13 a $16.80 b
$62.40 c
417
1 a $962.15 b
$2290.88
2
$611.25
3
$1002
4
$43
12 a $20 440 b 400
14 $2875
15 Melissa $17 988.05, publisher $41 972.11.
$1113.30
430
18_ncm11_sb_38946_ans_4pp.indd 430
16 a $204 b
$945.20 c
$2363
ISBN 9780170238946
20/11/12 7:01 PM
Exercise 1-06
1 $82
3
2
c
Approx.
Chapter 1
5
6
Exercise 1-01
$721.21
$576.25
7 a i 8
1 a $1330 b
$2660 c 160
$69
ii
7
iv
5 v
$8.32
iii
4
vi $12.48
$3173.08 c $1586.54
2 a $6875 b
vii
$12.48 viii $16.47
ix $66.56
3 a
x $87.36 xi
xii $82.35
$67 600
b month is usually longer than 4 weeks.
A
c
$5633.33 d $37.14
$49.92
b
$286.19
4 a $153.76 b hours
4.5
Exercise 1-04
$1170.43
5 a $879.23 b
1 a $61.25 b
$221.20
6
$15.68
c
$581.88 d
$1206.63
7
$3900
2 a $486.50 b
$2655.50
8 a $178
3
b
11
4 a $60 644.40 b $4664.95 c $816.37
$3492.10
c
Teacher to discuss.
5
$6536.62
9 a Job 3, the salary.
6
$5963
b
Teacher to discuss.
7
$376
$5420.89
8 a $363.69 b
Exercise 1-02
9
$448
1 a $25.80 b
$34.40
10 a $78.75
c
$21.54 d
$28.72
Exercise 1-05
e
$36.90 f
$49.20
$122.40
4
d 500 e
$12
$6570 f
$570
$123
3
$272.50
2
$28.50
iv
$399 v $114
$38
vi $228
b
$741
7 a $12 b
$54
8
$105
9 a $135.20 b
7:30 a.m. c 1 hour
$4603.50
4 iii $117.25
3
5 a 2 b
$1060.20
6 a i $19 ii
Teacher to check.
1 a $2250 b
$40 c
$6000
g
$46.88 h
$62.50
2
b
$554.40
5
$10 600
$61 c
$159.50
6 a $18 b
7 a $18 b
$48.91 c
$214
8
$2235
9
More than $8.35, $8.50 or $9 would be suitable.
10 $88
d p.m. e $101.40 f a.m.
3:30
11
11 $412 700
Exercise 1-03
13 a $16.80 b
$62.40 c
417
1 a $962.15 b
$2290.88
2
$611.25
3
$1002
4
$43
12 a $20 440 b 400
14 $2875
15 Melissa $17 988.05, publisher $41 972.11.
$1113.30
430
18_ncm11_sb_38946_ans_4pp.indd 430
16 a $204 b
$945.20 c
$2363
ISBN 9780170238946
20/11/12 7:01 PM
Exercise 1-06
1 $82
3
2
c
Approx.