14-12-2017
Mathematics

contestada

A kitchen floor has 15 1/2 tiles in an area of 2 1/5 square feet. How many tiles are in one square foot?

A. 34 1/10

B. 22/155

C. 7 1/22

D. 11/31

Respuesta :

vunderkid vunderkid

22-12-2017

15 1/2 / 2 1/5
31/2 / 11/5 = 31*5 / 22 =7 1/22
There are 7 1/22 tiles in one square foot

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