alicampos alicampos

20-02-2018
Mathematics

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Please help,I don’t get this and my friends also need your help

Please helpI dont get this and my friends also need your help class=

Respuesta :

20-02-2018

STEP 1:
Add the number of total students
= 27+25+23
=75

STEP 2:
Find the percentage that 18 out of 75 students is.

18/75=x/100

cross multiply
(18*100)=(75*x)

1800=75x
divide both sides by 75
24%=x

Check:
75 * 24%= 18

Hope this helps! :) Good luck!

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