The ratio of the number of boys to the number of girls in a school of 720 students is 3: 5. If 18 new girls are admitted in the school, find how…

CA Foundation · Quantitative Aptitude · MTP · April 2025
The ratio of the number of boys to the number of girls in a school of 720 students is 3: 5. If 18 new girls are admitted in the school, find how many new boys may be admitted so that the ratio of the number of boys to the number of girls may change to 2 : 3.
(A) A. 42
(B) B. 36
(C) C. 72
(D) D. 30

Suggested Answer and Working Notes:

Correct Answer: Option (A)

A. 42

Topics: Part-A: Business Mathematics

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