280

Ratios Mixture 1

www.mathsbox.org.uk

1

Express the

ratio 8 : 3 in

the form 1 : n.

What is n?

0.375

Ratios Mixture 1

www.mathsbox.org.uk

2

Express the

ratio 5 : 8 in

the form 1 : n.

What is n?

1 : 125000

Ratios Mixture 1

www.mathsbox.org.uk

3

Express the

ratio 5 : 7 in

the form 1 : n.

What is n?

175

Ratios Mixture 1

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4

Simplify the

ratio

45 cm : 2 m

1.6

Ratios Mixture 1

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5

Simplify the

ratio 12 days : 3 weeks

four sevenths

Ratios Mixture 1

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6

A length of wood is cut

into 2 pieces in the

ratio 4 : 7. What

fraction of the original

length is the shorter

piece?

3 : 5

Ratios Mixture 1

www.mathsbox.org.uk

7

A length of wood is cut

into 2 pieces in the

ratio 4 : 3. What

fraction of the original

length is the longer

piece?

four elevenths

Ratios Mixture 1

www.mathsbox.org.uk

8

Jordon and Luke share

a pizza in the ratio 2 : 3

and eat it all. What

fraction of the pizza

did Jordan eat?

4:7

Ratios Mixture 1

www.mathsbox.org.uk

9

Kieran and Josh share

a pie in the ratio 2 : 1

and eat it all. What

fraction of the pie did

Kieran eat?

1 : 40000

Ratios Mixture 1

www.mathsbox.org.uk

10

Paige and Delenn

share a bag of sweets

in the ratio 4 : 5. If

Paige gets 16 sweets

how many does

Delenn get?

Ratios Mixture 1

www.mathsbox.org.uk

11

Chloe and Jessica share

a bag of sweets in the

ratio 4 : 5. If Jessica

gets 20 sweets how

many does Chloe get?

20

Ratios Mixture 1

www.mathsbox.org.uk

12

440 g is divided in the

ratio 4 : 7.

What is the mass of

the larger part?

Ratios Mixture 1

www.mathsbox.org.uk

13

1 km is divided in the

ratio 19 : 1.

What is the length of

the longest part?

16

Ratios Mixture 1

www.mathsbox.org.uk

14

The ratio of males to

females in a club is

7 : 3. If the club has

250 members, how

many males are there?

1.4

Ratios Mixture 1

www.mathsbox.org.uk

15

Write the ratio

2 cm to 4 km

as simply as

possible

5 : 3

Ratios Mixture 1

www.mathsbox.org.uk

16

Write the ratio

4 cm to 5 km

as simply as

possible

7.5

Ratios Mixture 1

www.mathsbox.org.uk

17

Write the ratio

25 mm to 1 km

as simply as

possible

950

Ratios Mixture 1

www.mathsbox.org.uk

18

If

of the children in a

school are girls, what is

the ratio of boys to

girls?

9:40

Ratios Mixture 1

www.mathsbox.org.uk

19

If of the people in a

shopping centre are

female what is the

ratio of females to

males?

1 : 200000

Ratios Mixture 1

www.mathsbox.org.uk

20

A drink is made by mixing

orange and lemonade in the

ratio 2 : 3.

How much lemonade needs

to be added to 5 litres of

orange?

Ratio Mixture 1

www.mathsbox.org.uk

Answer Sheet

13 18 7 6 8

9 11

5 14

2 4

1 19

12 16

10 17 20 15 3