Question

One liter of shampoo cost £8.20. What is the cost of 325ml?

Answer 1

£ 2.67

Explanation:

1 liter = 1000 ml

Cost of 1000 ml shampoo = £8.20

Cost of 1 ml shampoo =
`(8.20)/(1000)`

Cost of 325 ml shampoo =
`(8.20)/(1000) * 325`

= 2.665

= £ 2.67