In a school there are 550 students. The ratio of the boys to that of t – McqOptions

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1.	In a school there are 550 students. The ratio of the boys to that of the girls is 6 : 5. How many more girls should join the school so that the ratio becomes 5 : 6?
A.	25
B.	170
C.	50
D.	110
Answer» E.

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