Question

A company makes 130 bags.

28 of the bags have buttons but no zips.
33 of the bags have zips but no buttons.
49 of the bags have neither zips nor buttons.
How many bags have zips on them?

Please answer in fraction form

Answer 1

33 bags or 33/110 (which can be expressed as about 30%)

Explanation:

BUTTONS ZIPS

28 Y N

33 N Y

49 N N

The only bags with zips is the second group of 33 bags. There are 110 bags in total, so the fraction would be (33/110)