In a school average weight of girls and boys are 30 kg and 3

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In a school average weight of girls and boys are 30 kg and 36 kg. If number of girls is twice of the number of boys, then what will be the average weight of all the students in school?

[SSC CHSL 9th March 2023 Shift-4 With Answers]

A

31 kg

B

31.5 kg

C

32 kg

D

33 kg

EXPLANATION

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