Question
In a class of 355 students, 255 are girls and remaining
are boys. Among boys, the ratio of number of boys who are wearing caps to those who are not wearing caps is 4:1 respectively. Find the number of boys in the class who are wearing caps.Solution
Number of boys in the class = 355 – 255 = 100 Number of boys who are wearing caps = 100 × (4/5) = 80
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