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

it 's valentine 's day in the city and mayor harvey wants to celebrate by giving the institutions for women some flowers . his first beneficiary was the nursing home for old women . he bought 3 sets of flowers 90 pieces each . how many flowers did he buy for the nursing home ?
270

if 1 pack costs 11 dollars how many packs of dvd 's can you buy with 110 dollars ?
10

denise has 210 crayons and 3 blocks . if she shares the crayons among 30 friends how many crayons does each friend get ?
7