Math, asked by parthkaushik792001, 5 hours ago

plz solve. i can't understand this ques. because it is in hindi​

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Answered by madeehamisbah64
1

Answer:

I think answer is 400 option d

Answered by manvibinnani54
1

Answer:

The ans is 400. because in one class there are 30 amd one class there are 40 and the exam marks are 40 so the difference is 10 students between the classes .So if we multiply 40*10 we got 400

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