In a school there were 1554 students and the ratio of the number of th – McqOptions

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1.	In a school there were 1554 students and the ratio of the number of the boys and girls was 4 : 3. After a few days, 30 girls joined the school but a few boys left; as a result the ratio of the boys and girls became 7 : 6. The number of boys who left the school is
A.	76
B.	74
C.	84
D.	86
Answer» B. 74

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