8. The ratio of number of girls to the number of boys in a class is 7:5. If there are
15 boys in the class, then the number of girls in the class is
a 14
b 21
c 28
d 36
Answers
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1
Answer:
Answer is 21
Step-by-step explanation:
7/5= x/15
7×15/5=x
7×3=x
21=x
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