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The mean weight of 100 students in a class is 46 kg. The mean weight of boys is 50 and of girls is 40 kg. Therefore, the number of boys is:

Asked Sep 07, 2023 Modified Sep 07, 2023 Viewed 0 times

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Mathematics

asked Sep 07, 2023 at 09:12

A

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60

answered Sep 07, 2023 at 09:12

A

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