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In a pre-primary school, the average weight of boys in a class is 30 kg and the average weight of girls in the same class is 20kg. If the average weight of the whole class is 23.25 kg, what could be the possible strength of boys and girls respecti...

 
Rupam Kumar Koley
(@rk)
Active Member

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In a pre-primary school, the average weight of boys in a class is 30
kg and the average weight of girls in the same class is 20kg. If the
average weight of the whole class is 23.25 kg, what could be the
possible strength of boys and girls respectively in the same class?
a) 13 and 17
b) 18 and 19
c) 13 and 27
d) 16 and 14
e) 15 and 12

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Topic starter Posted : 10/03/2022 10:02 pm
Rahul Singh
(@rahul)
Admin

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Posted : 15/03/2022 9:38 pm
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