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OpenStudy (anonymous):
60% of a number is 90. What is 50% of that same number? A. 30 B. 45 C. 75 D. 150
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OpenStudy (anonymous):
its 75
OpenStudy (lucaz):
60%=60/100=0.6 0.6*x=90 x=90/0.6 x=150 -> 60% of 150 = 0.6*150 = 90
OpenStudy (anonymous):
thx
OpenStudy (anonymous):
so what is the answer
OpenStudy (anonymous):
*poop*
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OpenStudy (anonymous):
lolz @planslam
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