AZiyriaPhillips AZiyriaPhillips

12-05-2017
Mathematics

contestada

Frances can complete 91 oil changes in 7 days.
How many oil changes can Frances complete in 11 days?

oil changes

Respuesta :

fussellk fussellk

12-05-2017

ratio problem:

91 changes = 7 days
----------------- --------
x 11 days

7x = 1001
x = 143

Answer Link

CookieKille4 CookieKille4

12-05-2017

91 / 7 = 13; 13 * 11 = (143 oil changes)

Answer Link

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