Question

Daphne replaced light bulbs in her mothers store.She had 3/4 of a box of light bulbs. She used 1/3 of the bulbs.

a. What fraction of the box of light bulbs was left?

b. How many light bulbs are in a full box? Explain.

Thanks to everyone who helps answer questions it is appreciated.

Answer 1

(1/3) * (3/4) = 3/12 = 1/4 used

4/4 - 1/4 = 3/4 left

To find the number of bulbs in a full box, you need a multiple of 3 and 4 -- which could be
12, 24, 36, 48, etc.

Answer 2

use multiples of 12 to find how many light bulbs are in a whole box.