In a public school, 1/5th of girls and 1/4th of boys are under 12 year – McqOptions

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1.	In a public school, 1/5th of girls and 1/4th of boys are under 12 years of age. If the total strength of the school is 1000 and number of girls is 2/5th of the total, what part of the total strength of the school is accounted for by those which are 12 years or more of age ?
A.	23%
B.	45%
C.	55%
D.	77%
Answer» E.

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