If 9 examiners can examine a certain number of answer books
in 12 days , working 5 hours a day ; for how many hours a
day would four examiners have to work in order to examine
twice the number of answer books in 30 days ?

Answers were Sorted based on User's Feedback



If 9 examiners can examine a certain number of answer books in 12 days , working 5 hours a day ; f..

Answer / saurabh chhabra

9 hours/day

Is This Answer Correct ?    16 Yes 0 No

If 9 examiners can examine a certain number of answer books in 12 days , working 5 hours a day ; f..

Answer / pawan

x * 4 * 30 = 2 * 5 * 9 *12

x = 9 hrs

Is This Answer Correct ?    12 Yes 0 No

If 9 examiners can examine a certain number of answer books in 12 days , working 5 hours a day ; f..

Answer / viswakajol

9

Is This Answer Correct ?    7 Yes 0 No

If 9 examiners can examine a certain number of answer books in 12 days , working 5 hours a day ; f..

Answer / pawan mann

9hrs. In a day

Is This Answer Correct ?    4 Yes 0 No

If 9 examiners can examine a certain number of answer books in 12 days , working 5 hours a day ; f..

Answer / viswakajol

4.5

Is This Answer Correct ?    2 Yes 3 No

If 9 examiners can examine a certain number of answer books in 12 days , working 5 hours a day ; f..

Answer / nagamani.p

2hrs 15mins

Is This Answer Correct ?    5 Yes 8 No

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