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Subject :IMO    Class : Class 4

The weight of each of the 9 identical balls is _________.

A200 g
B350 g
C450 g
D500 g

Options of this questions are incorrect. provide correct option

Ans 1:

Class : Class 5
bla bla black sheep

Ans 2:

Class : Class 2
please explain me this question

Ans 3:

Class : Class 5

Ans 4:

Class : Class 6
It may be 300g. Same was happening to me. But sometimes computers are wrong.

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