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OpenStudy (dinmosiaren):
@cody_123 @kagıtucak
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OpenStudy (dinmosiaren):
OpenStudy (anonymous):
cross multiply x=9*21 /7 =27
OpenStudy (dinmosiaren):
What is 80% of 30? A. 2400 B. 24 C. 0.24 D. 240 I think B
OpenStudy (kagıtucak):
21 is 3 times of 7 so x must be three times of 9 then x=27
OpenStudy (anonymous):
80/100 *30=4/5*30=24
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OpenStudy (kagıtucak):
30.80=2400 2400/100=24
OpenStudy (dinmosiaren):
Thanks
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