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In a school Olympiad, 360 boys and 240 girls appeared. 70% of boys and 30% of girls cleared the Olympiad.find the number of students who do not cleared the olympiad.

In a school Olympiad, 360 boys and 240 girls appeared. 70% of boys and 30% of girls cleared the Olympiad.find the number of students who do not cleared the olympiad. Correct Answer 276

Given

Number of boys appeared = 360

Number of girls appeared = 240

Calculation

Number of boys cleared = 360 × (70/100)

⇒ 252

Number of boys not cleared = 360 - 252

⇒ 108

Number of girls cleared= 240 × (30/100)

⇒ 72

Number of girls not cleared = 240 - 72

⇒ 168

Number of students not cleared the olympiad = 108 + 168

⇒ 276

∴ 276 students not cleared the olympiad

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