**Helpful Links**Question**

5)

a) Write 12 : 54 as a ratio in its simplest form.

a) Write 12 : 54 as a ratio in its simplest form.

**[2 marks]**

b) The ratio 400g:1kg can be written in the form 1 :

*n*.

Find the value of

*n*.

**[2 marks]**

c) Amanda and Wim share some money in the ratio 2 : 5.

Wim receives £115.

Calculate how much money was shared.

**[3 marks]**