A group of people went to a coffee shop. Each person chose a drink and a treat.

Drink

Coffee

Tea

Treat

Muffin

Tart

number of people who chose coffee: number of people who chose tea = 1:4

Of those who chose coffee,

number of people who chose a muffin: number of people who chose a tart = 2:7

Of those who chose tea,

number of people who chose a muffin: number of people who chose a tart = 5:1

+

What fraction of the people chose a tart?

You must show how you get your answer.

Total marks: 4

RE