Question

in an examination,400 students appeared. if 2/3 of the boys and 130 girls passed in examination, then find how many boys filled in examination?​

Answer 1

Step-by-step explanation:

Given,

Total students= 400

Let, number of total boys appeared in examination be 'x'

A/Q,

400= x + 130

400-130 = x

x=270

∴ Total number of boys appeared in examination= x = 270

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Answer 2

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Total Students = 400

Total Girls = 130

Passed Girls = 130

Total boys = 400-130 = 270

Passed boys = $\frac{2}{3} \times 270 = 180$

Boys failed = 270 - 180 = 90

Hence, 90 boys failed in examination.