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If Arif takes 5 minutes to make a box and Kalam takes 6 minutes to make the same box, what will be the ratio of the number of boxes produced by Airf to the number of boxes produced by Kalam if they work for 2 hours?

If Arif takes 5 minutes to make a box and Kalam takes 6 minutes to make the same box, what will be the ratio of the number of boxes produced by Airf to the number of boxes produced by Kalam if they work for 2 hours? Correct Answer 6 to 5

 Time = 2hrs = 120 minutes Arif produces in 120 min = 120/5 = 24 boxes Kalam produces in 120 minutes = 120/6 = 20 boxes. Arif : Kalam = 24 : 20 = 5 : 4

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