Question

To make a fruit punch orange juice and apple juice are mixed together in the ratio 3:1

Beth wanted to make 16 litres of punch and calculates that she would need 12 litres of orange
juice.
Is this correct?
Justify your answer by calculation.
© Pegasys 2013

Answer 1

It is correct.

Explanation:

Orange to Apple juice = 3:1.

Work out the 'multiplier':

3 + 1 = 4.

3 parts are orange so we need 3 * the multiplier = 3*4 = 12 litres.