elisaselmani9 elisaselmani9

30-03-2015
Mathematics

Answered

Alfie buys two books, each at the same price. He pays with a £10 note and gets £2.30 change.

What is cost of one book?

Answer :

30-03-2015

First subtract the amount he paid from the amount of change he got:

10 - 2.30 = 7.70

So the price for the two books was £7.70, now divide by 2.

7.70 / 2 = 3.85

So each book cost £3.85

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