charles4522 charles4522

22-11-2017
Mathematics

contestada

A swimming pool is open for 7 1/2 hours a day. The pool kepps one lifeguard at a time and each lifeguard shift is 1 1/2 hous long. How many shifts are ther per day?

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zeeshanturi72 zeeshanturi72

24-11-2017

(7 1/2)/(1 1/2)=5
so there will be 5 shifts per hour.

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