Question

a machine uses fuel which consist of petrol and engine oil in the ratio 20:1 respectively. how many litres of petrol is mixed with 0.25 litres of engine oil?

Answer 1

5 litres

Explanation:

20 litres of petrol mixed 1 litre of engine

X litres of pettol mixed 0.25 litres of engine

X = (20 × 0.25)/1 = 5