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OpenStudy (anonymous):
Which ratio is proportional to 4/15 ? a. 12/45 b. 2/7 c. 16/30 d. 36/75
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OpenStudy (anonymous):
A
OpenStudy (anonymous):
a) 12/45=(12/3)/(45/3)=4/15
OpenStudy (anonymous):
The reason it is A is because: 12/45=2.66666.... and 4/15=2.6666666.... They equal the same thing
OpenStudy (anonymous):
A, 4/15 multiplied with 3 equals 12/45
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