The ratio of the number of boys and girls in a college is 7 : 8. If th – McqOptions

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1.	The ratio of the number of boys and girls in a college is 7 : 8. If the percentage increase in the number of boys and girls be 20% and 10% respectively. What will be the new ratio?
A.	8 : 9
B.	17 : 18
C.	21 : 22
D.	can't be determined
Answer» D. can't be determined

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