Anonymous Anonymous

13-05-2016
Mathematics

Answered

Roberto tool a test that contained 25 questions. He received an 88% on the test. how many questions did he answer correctly?

Verified Answer :

destrolopez destrolopez

13-05-2016

he got 22/25 questions right because

if you put X as the number of questions he got right out of 25 and equal it to 88 out of 100 you can cross multiply to get X

x/25=88/100
100x=25×88

25×88=2200
100x=2200

divide 100 on both sides
therefore
2200/100= 22

hope this helps

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shay310 shay310

13-05-2016

That is corect becaus if you do the math you will get an good answer

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