Question

Mabel Spends 4 hours to edit a 3 minute long video.She edit at a consistent rate.how long does mable spend to edit a 9 minute long video

Answer 1

A 9 minute video is 3 times the length of the 3 minute movie ( 9 / 3 = 3) so it will take her 3 times as long to edit it.

4 hours x 3 = 12 hours.

It will take her 12 hours.