Ratio and proportion

1

Which ratio is equivalent to {2:3}?

2

Which ratio is not equivalent to {1:4}?

3

What is {14:35} in its simplest form?

4

Alex and Sara share \pounds{600} in the ratio {2:3}. How much does Sara get?

5

Alex and Sara share \pounds{600} in the ratio {2:3}. How much does Alex get?

6

A drink is made by pouring one part of squash to four parts of water. If there is a total of {500}~{ml}, how much of it is squash?

7

A room plan is made on a scale of {1:50}. If the length of the room on the plan is {10}~{cm}, what is its actual length?

8

If a map is on a scale of {1:10,000}, what distance on the map represents {1}~{km}?

9

On a school trip, {4} adults are required to supervise a group of {32} children. How many adults will be required for {40} children?

10

If the price of five CDs is \pounds{19.75}, how much will seven CDs cost?