Question

1) Jack wants to buy a new smart phone for

£495. He has already saved £108.
Each week he earns £60.
He saves 40% of his earnings.
How many more weeks must he save for?
(4 marks)​

Answer 1

17 weeks

Explanation:

Amt. of money left to save

£495 - £108 = £387

Amt. of money he saves each week

40/100 x £60 = £24

Ans: 387/24 = 16.125

= 17 weeks

16 x £24 = £384(not enough, must save one more week)