Question

Out of 8000 candidates 60% were boys. If 80 % of the boys and 90% of the girls passed the exam, find the number of candidates who failed​

Answer 1

Answer:

No. of boys=60/100×8000= 4800 boys

Boys passed=80/100×4800= 3840 boys passed

No. of girls=8000-4800= 3200 girls

No. of girls passed=90/100×3200= 2880 girls passed

candidates failed=8000-(3840+2880)= 1280 failed

Step-by-step explanation:

hope it's correct and helps

Answer 2

Answer:

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