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The average of the test scores of a clas...

The average of the test scores of a class of m students is 70 and that of n students is 91. When the scores of both the classes are combined, the average is 80. What is n/m?

A

`11/10`

B

`13//10`

C

`10//13`

D

`10//11`

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The correct Answer is:
D
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ARIHANT SSC-AVERAGE -EXERCISE BASE LEVEL QUESTION
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