You are given a math word problem and you are supposed to apply multiplication or division mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Martha is inviting 4 friends to a party . She has 12 cookies . How many cookies will each friend get ?
3

Kim has 4 cousins . She wants to give each cousin 5 pieces of gum . How much gum will she need ?
20

Megan was organizing her book case making sure each of the shelves had exactly 7 books on it . If she had 8 shelves of mystery books and 2 shelves of picture books , how many books did she have total ?

70