Question
Download Solution PDFThe ratio of the number of boys to that of the girls in a school is 11 ∶ 15. If there are 200 more girls than boys in the school, what is the number of boys in that school?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven
The ratio of the number of boys to that of girls in a school is 11 ∶ 15.
Calculation
Let the number of boys and girls in a school be 11a and 15a.
⇒ 15a - 11a = 200
⇒ 4a = 200
⇒ a = 50
⇒ 11a → 50 × 11 = 550
The number of boys in that school is 550.
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