Question

in a class of 35 students the number of girls is two fifth of the number of boys finds the no. of girls in a class​

Answer 1

Step-by-step explanation:

in a class of 35 students the number of girls is two-fifth of the number of boys. find the number of girls in the class.

.

Let x = number of boys

then

x + (2/5)x = 35

multiplying both sides by 5:

5x + 2x = 175

7x = 175

x = 25 (boys)

.

Girls:

(2/5)x = (2/5)25 = (2)5 = 10 (answer)

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