ln a class 42 student the number of boys 2/5to the girls. find the number of boys and girls in class
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There are 42 students.
Let the number of girls be x
The number of boys be 2/5x
ATP
x+2x/5 = 42
= 5x+2x/5 = 42
= 7x/5 = 42
= x = 42×5/7
= x = 30
Number of boys = 2/5×30
= 12
Number of girls = 30
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