Sally bought some chocolates and gave half of them to mabel. mabel bought some lollipops and gave half of them to sally. mabel ate 7 lollipos and sally ate 16 chocolates. after that, the ratio of the number of lollipops to the number of chocolates mabel had was 1 : 8 and the ratio of the number of lollipops to the number of chocolates sally had was 1 : 5. how many lollipops did mabel buy at first?

(5 marks)

answer if you can!