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In Mathematics / High School | 2014-04-14

You are a school photographer taking individual and class pictures for 2 classes of 21 students each. On average, each individual picture takes 3 minutes, and a class picture takes 10 minutes. About how long should it take you to get all of the pictures?

Asked by Regina455

Answer (3)

146 minutes ;

Answered by wifilethbridge | 2024-06-12

2 x 10 (classes x mins to take) = 20mins
21 x 2 = 42 individual students (students per class x number of classes) 42 x 3 (students x mins to take) = 126mins
20 + 126 = 146 minutes (2 hours and 26 minutes)

Answered by EmJT | 2024-06-24

It will take approximately 146 minutes, or 2 hours and 26 minutes, to take both individual and class pictures for the two classes. This is calculated by adding the time for class pictures and individual pictures together. Specifically, 20 minutes for class pictures and 126 minutes for individual pictures.
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Answered by EmJT | 2024-08-07