76. The mean weight of 150 students in a class is. 60 kg.The mean weig – InterviewSolution

1.

76. The mean weight of 150 students in a class is. 60 kg.The mean weight of the boys is 70 kg while that ofgirls is 55 kg. Find the difference of number of boysand girls(a) 25(c) 75(b) 50(d) 100

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Answer:

50 KG is the WEIGHT of the DIFFERENCE if BOYS and GIRL

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