Question

900 boys and 600 girls appeared in an exam of which 70%boys and 85%girls passed .find of students who did not pass?

Answer 1

Answer :

270 boys and 90 girls were not passed .

Explanation :

• no of boys = 900
• no. of boys passed =

900 × 70÷100 = 630

• no. of boys not passed =

900 - 630

= 270

• No. of girls = 600
• no. of girls passed =

600×85÷100

= 510

• no. of girls not passed =

600 - 510

= 90.