03-12-2014
Mathematics

contestada

5 biscuits cost 30p altogether how much do 7 biscuits cost

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Аноним Аноним

03-12-2014

42p Because 5/30 is 6, and 6*7= 42 Hope this helps :)

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ZackFry ZackFry

03-12-2014

First, find out how much one biscuit costs. As there are 5 biscuits, you divide the total (30) by 5. 30 / 5 = 6. One biscuit costs 6p.

Now that you know how much one biscuit costs, you times your result by 7. 6 X 7 = 42. 7 biscuits cost 42p.

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