In class of 35 students the number of girls is 2/5 of the boys.find the number of boys in the class.
solve please.
Answer:25 boys
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x + 2x/5 = 35
taking LCM
5x+2x/5 = 35
7x=175
x= 25
No. of boys =25
No. of girls = 2/5*25
= 10
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