Q7. In a class of 35 students
the numbers of girls is 2 / 5
times the number of boys. Find the number of boys in the class ?
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Answer:
10 girls
Step-by-step explanation:
no. of students= 35
let the no. of boys be = y
no. of girls = 2/5 of y
y + 2/5 of y = 35
7y /5 = 35
7y= 175
y= 175/7
y= 25
no. of boys = 25
no. of girls = 2/5 of boys
=2/5 × x
=10 girls
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