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1.

Which of these is a correct formula?

a)

$pressure\ =force\times area$

b)

$area=force\times pressure$

c)

$force=\frac{pressure}{area}$

d)

$pressure=\frac{force}{area}$

2.

Find the time taken given speed = 2.5 km/h and distance = 4 km

a)

1.6 hours

b)

10 hours

c)

0.625 hours

d)

8 hours

3.

It takes a high speed train 25 minutes to travel 240 km. Calculate the average speed of the train in km/h

a)

576 km/h

b)

575 km/h

c)

574 km/h

d)

573 km/h

4.

Find the average speed of a plane flying 1800 miles in 4.5 hours

a)

300 mph

b)

350 mph

c)

400 mph

d)

410 mph

5.

A force of 40 N acts over an area of 8 cm². What is the pressure?

a)

48

b)

5 N/cm²

c)

50 N

d)

5

6.

Leona cycles 1.5 km in 6 minutes. What is her average speed (km/h)?

a)

15 km/h

b)

9 km/h

c)

0.15 km/h

d)

0.25

7.

The girl to boy ratio in a classroom is 3:2. If there are 8 boys then how many total students are there in the class?

a)

9

b)

12

c)

20

d)

28

8.

The pet shop has 2 dogs, 4 cats, and 5 hamsters. What is the ratio of dogs to all pets?

a)

2:4

b)

2:5

c)

2:11

d)

11:2

9.

Which is NOT equivalent to 3:5?

a)

15:25

b)

9:15

c)

21:28

d)

30:50

10.

If there are 5 boys and 7 girls, write the ratio of girls to boys.

a)

5 to 7

b)

7 to 5

c)

5 to 12

d)

7 to 12

11.

The teacher student ratio is 1:15. If there are 480 students then how many teachers are there?

a)

240 teachers

b)

96 teachers

c)

48 teachers

d)

32 teachers

12.

The ratio for sandwiches to people is 1 to 2. If there are 50 people then how many sandwiches should be ordered?

a)

50 sandwiches

b)

25 sandwiches

c)

20 sandwiches

d)

5 sandwiches

13.

5) The sale price of a television is £420 after a 15% reduction. What was the price before the sale?

a)

£63

b)

£2800

c)

£494

d)

£365

14.

Write a decimal number equivalent to the percentage 25%.

(a)

15.

Find 25% of 80 kg

a)

40 kg

b)

10 kg

c)

8 kg

d)

20 kg

16.

How do we find percentage change?

a)

$original\ value-final\ value$

b)

$\frac{final\ value}{original\ value}$

c)

$\frac{final\ value\ -\ orginal\ value}{original\ value}$

d)

$\frac{\left(final\ value-\ original\ value\right)}{original}x\ 100\%$

17.

Find the percentage change in the following price reduction:

£740 to £710.40

a)

4%

b)

96%

c)

6%

d)

94%

18.

I want to decrease 450mm by 15%, and then increase the answer by 15%. Which calculation is correct?

a)

$450-15\ +\ 15$

b)

$450\times0.85\div0.85$

c)

$450\times0.85\times1.15$

d)

$450\times0.15\times1.85$

19.

I find the answer to $320\ \times0.92$ . Which two of the following are correct?

a)

I am finding 92% of 320

b)

I am decreasing 320 by 8%

c)

I am decreasing 320 by 92%

d)

I am increasing 320 by 8%

20.

I want to decrease 900km by 20%. Which calculation should I do?

a)

$900\times0.2$

b)

$900-20$

c)

$900\times0.8$

d)

$900\div5$

21.

I want to decrease 120kg by 35%. Which calculation should I do?

a)

$120\times0.35$

b)

$120\times0.65$

c)

$120-35$

d)

$120\times1.35$

22.

I decrease 54km by 12%. What % of the original am I left with?

a)

88%

b)

Nothing

c)

12%

d)

1.12

23.

I find the answer to $160\times1.09$ . What am I doing?

a)

Finding 9% of 160

b)

Finding 90% of 160

c)

Increasing 160 by 9%

d)

Increasing 160 by 90%

24.

Which calculation will increase $500 by 75%?

a)

$500\ +\ 75$

b)

$500\times0.75$

c)

$500\times1.75$

d)

$500\times75$

25.

Which calculation will increase 16kg by 18%?

a)

$16\ +18$

b)

$16\times1.18$

c)

$16\times0.18$

d)

$16\times118$

26.

What is 4 3/5 written as an improper fraction?

a)

12/5

b)

60/5

c)

23/5

d)

28/5

27.

What is 29/4 written as a mixed number?

a)

5 4/4

b)

7 1/4

c)

9 2/4

d)

25/4

28.

Subtract 15 - 7/8.

a)

14 7/8

b)

15 7/8

c)

14 1/8

29.

Subtract 10 3/4 - 8 2/4. Simplify

a)

2 1/4

b)

1 1/4

c)

18 1/4

30.

Add 3 2/6 + 4 2//6. Put answer in simplest form.

a)

7 4/6

b)

6 4/6

c)

7/2/3

d)

6 2/3

Revision

Total questions: 30

Worksheet time: 1hrs 1mins

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