Lydia4072 Lydia4072

02-03-2017
Mathematics

contestada

Help! I need work too. I have a test tomorrow and I don't know how to solve this.

20% of what number is 7?

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EzequielBetancourt03 EzequielBetancourt03

02-03-2017

20 7
----- = ------
100 x

100 x 7 = 700
700/20 = 35
X = 35

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RemyM01 RemyM01

02-03-2017

The answer is 35% put 7/20= n/100 do cross multiplication, 7×100= 700 then do 700/20= 35%

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