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Final Revision (second term) Gr8

Total questions: 64

Worksheet time: 3hrs 1mins

Name
Class
Date
1.

Principal = $500

Interest Rate = 5%

Time = 5 years

What is the interest earned?

a)

$95

b)

$125

c)

$105

d)

$135

2.

Dan borrows $1200 from a bank with 8% simple interest per year.  How much will he have to pay back IN TOTAL after 2 years?

a)

$150

b)

$1350

c)

$192

d)

$1392

3.
Dan borrowed $2,000 for 6 months at 12% annual simple interest rate. How much interest is that?
a)
$120
b)
$144
c)
$1,200
d)
$1,440
4.

Find CI on Rs.12600 for 2 years at 10% per annum compounded annually.

a)

CI = Rs.2646

b)

CI = Rs.15246

5.

Find the balance in the account after the given period.

$12,000 principal earing 4.8% compounded annually after 7 years.

a)

$3,243.19

b)

$16,661.35

c)

$15,243.19

d)

$4,661.35

6.

A sea turtle made 460 dives in 12 hours. At this rate, how many dives did the sea turtle make in 3 hours?

a)

153

b)

115

c)

120

d)

165

7.
A 6-ounce package of fruit snacks contains 45 pieces. How many pieces would you expect in a 10-ounce package?
a)
75 Pieces
b)
27-ounces
c)
27 pieces
d)
75-ounces
8.

The ratio of a quarterback's completed passes to attempted passes is 7 to 8. If he attempted 24 passes, how many did he complete?

a)

21 passes

b)

8 passes

c)

3 passes

d)

27 passes

9.

Increase $90 by 12%

a)

$10.80

b)

$102

c)

$100.80

d)

$90.12

10.

Decrease 500 by 30%

a)

470

b)

350

c)

499.70

d)

150

11.

Darren makes $10 per hour. Next semester, he will be making $14 per hour. What rate of increase does this represent?

a)

28.5%

b)

40%

c)

71%

d)

60%

12.
The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.
a)
52%
b)
41%
c)
42%
d)
45%
13.

What is the actual distance of point D to point E if the map distance is 5 cm . Given that the map scale is 1 : 400

a)

20 cm

b)

200 cm

c)

2000 cm

d)

2 km

14.

What does the ratio of this map scale mean?


1 : 300

a)

1 mm = 300 cm

b)

1 cm = 300 cm

c)

1300 cm

d)

1km = 300 cm

15.

Calculate the distance on the map given that the actual distance between Shop A and Shop B is 400 metres. The map scale is given by 1 : 5000

a)

50 cm

b)

5 cm

c)

80 cm

d)

8 cm

16.

2 km is equal to......

a)

200 m

b)

2000 cm

c)

200 000 cm

d)

none

17.

100 metres is equal to....

a)

10 cm

b)

1 km

c)

10 000 cm

d)

1000 cm

18.

Calculate the distance on the map given that the actual distance between Shop A and Shop B is 400 metres. The map scale is given by 1 : 5000

a)

50 cm

b)

5 cm

c)

80 cm

d)

8 cm

19.

The distance between London and Birmingham is 165 km.

What would be the distance between these two cities on a map with a scale of

1: 300000

(a)  

20.
There are 30 boys and 20 girls in line to buy an iPhone. What is the ratio of boys to girls in line for an iPhone in simplest form?
a)
15:10
b)
2:3
c)
3:2
d)
10:15
21.

12) A pack of cat food can last up to 30 days for 5 cats. How long will the cat food last if 6 cats will consume it?

a)

25 days

b)

20 days

c)

36 days

22.

In a class there are 30 boys and 12 girls. Find the ratio of number of boys to number of girls.

a)

2 : 5

b)

5 : 2

c)

3 : 4

d)

None of the above

23.

Which of these ratios is equivalent to 3:4?

a)

12:9

b)

9:20

c)

9:12

d)

803:804

24.

What is 78.5 rounded to one significant figure?

a)

8

b)

70

c)

79

d)

80

25.

Round 0.010229 to four significant figures

a)

1022

b)

1023

c)

0.01023

d)

0.01022

26.

Round 345 000 to 1 s.f

a)

400 000

b)

3

c)

300 000

d)

350 000

27.

Round 1.08945 to 3 s.f

a)

1.089

b)

1.090

c)

1.09

d)

1.08

28.

Round 1289 to three significant figures

a)

1290

b)

130

c)

1300

d)

129

29.
What is 3.457 rounded to the nearest tenth
a)
3.5
b)
3.4
c)
3.46
d)
3.45
30.
Round 148.93 to the nearest tenth place.
a)
149
b)
148.10
c)
148.9
d)
148
31.
Round the decimal 5.67 to the nearest tenth place.
a)
5.5
b)
5.6
c)
5.7
d)
5.8
32.

Round 23.48 to 1 decimal place.

a)

23.4

b)

23.5

c)

23.40

d)

23.50

33.

Round off to TWO decimal place:


4.728 ~ _________

a)

4.72

b)

4.73

c)

4.70

34.

6.3215 to three decimal places

a)

6.3

b)

6.3330

c)

6.3220

d)

6.32

35.

Round 26,38 to one decimal place.

a)

26,4

b)

26,3

c)

26,39

d)

26

36.

Work out the upper bound and lower bound for 32 cm, measured to the nearest cm

a)

32.5 and 31.5

b)

31.5 and 32.5

c)

35 and 30

d)

33 and 31

37.

What is the upper bound and lower bound of 390 grams, measured to the nearest 10 grams?

a)

385 and 395

b)

390.5 and 389.5

c)

400 and 380

d)

395 and 385

38.

A sheet of paper is 0.08mm thick correct to 2 decimal places. Calculate the difference between the least and greatest possible heights if 2000 pieces of paper are stacked on top of each other

a)

200

b)

20

c)

2000

d)

160

39.
In how many games did the team score more than 20 points?
a)
8
b)
7
c)
10
d)
9
40.

The pie chart shows the colours of 32 beads. How many green beads are there?

a)

90

b)

8

c)

11

d)

9

41.

Express 45% as a fraction in its simplest form.

(a)  

42.

Express 32 : 64 as a fraction in its simplest form.

(a)  

43.

There are 600 bananas. How many more Pineapples are there than peaches?

a)

400

b)

200

c)

100

d)

150

44.
What type of association does this graph have?
a)
positive 
b)
negative
c)
none
d)
all of the above
45.
What is the correlation?
a)
Negative correlation
b)
No correlation
c)
Positive correlation
d)
All of the above
46.
What is the correlation?
a)
Negative correlation
b)
No correlation
c)
Positive correlation
d)
All of the above
47.

Which best describes the association shown in the scatter plot below?

a)

Negative and linear

b)

Negative and non-linear

c)

Positive and linear

d)

Positive and non-linear

48.

Calculate the mean.

16, 5, 7, 12

a)

9

b)

6

c)

12

d)

10

49.
What is the mean of these numbers?
4,5,5,2,3,3,2,8
a)
40
b)
24
c)
4
d)
256
50.
Find the median of these numbers:
4, 2, 7, 4, 3
a)
2
b)
5
c)
7
d)
4
51.
Find the mode:
5, 0, 9, 9, 3, 0, 5, 5, 4
a)
9
b)
5
c)
3
d)
7
52.
Which interval has 400 employees?
a)
33-43
b)
0-10
c)
77-87
d)
66-76
53.
Find the range of 
10, 3, 7, 8, 9, 4, 2
a)
8
b)
9
c)
10
d)
11
54.
Find the mode of 
1, 4, 7, 8, 8, 10, 14
a)
7
b)
8
c)
9
d)
10
55.

Find the mean from the following table...


You may need to copy the table out and add columns...

a)

13

b)

14

c)

13.3

d)

14.2

56.

Find the mode from the following table...

a)

15

b)

13 and 14

c)

13

d)

14

57.

Find the median age

a)

7

b)

6.5

c)

6

d)

7.5

58.

Given the date below, what is Modal class?

a)

16-20

b)

26-30

c)

36-40

d)

41-45

59.
Determine the ratio of the following
'30 minutes to 2 hours'
a)
30 : 2
b)
1 : 4
c)
1 : 6
d)
None of the above
60.
The angles of a triangle are in the ratio 1 : 2 : 3.  The angles are 
a)
45⁰ , 45⁰, 90⁰
b)
30⁰, 60⁰, 90⁰
c)
90⁰, 60⁰, 30⁰
d)
30⁰, 90⁰, 60⁰
61.

Every 30 seconds, you can text 35 words. How many words can you type in 5 mins?

a)

1200

b)

350

c)

1000

d)

1,800

62.
The ratio of boys to girls in history class is 4 to 5. How many girls are in the class if there are 12 boys in the class?
a)
12 girls
b)
15 girls
c)
5.3 girls
d)
27 girls
63.

6 men can paint a building in 15 days. Find the number of days taken for 5 men to paint the same building.

a)

10

b)

14

c)

18

d)

22

64.

48 men were deployed to construct a bridge in 30 days.


How many days does it take for 8 men to construct the same bridge?

a)

5

b)

10

c)

180

d)

200

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