The ratio of the number of boys to the number of girls in a school of – McqOptions

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1.	The ratio of the number of boys to the number of girls in a school of 640 students, is 5 : 3. If 30 more girls are admitted in the school, then how many more boys should be admitted so that the ratio of boys to that of the girls, becomes 14 : 9.
A.	20
B.	15
C.	25
D.	30
Answer» B. 15

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