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Nagesh Singh

· started a discussion

· 1 Months ago

incorrect! (Question: 432064.0 )

avg 76 se 78 apne ap change ho gai?

Question:

Three science classes A, B and C take a Life Science test. The average score of class A is 83. The average score of class B is 76. The average score of class C is 85. The average score of class A and B is 79 and average score of class B and C is 81. Then the average score of classes A, B and C is–

Options:
A)

80.5

B)

81.5

C)

80

D)

81

Solution:

Ans: (b)


Knowledge Expert

· commented

· 1 Months ago

Dear Student,
There was a slight mistake in the solution.
We have rectified it.
Sorry for the problem faced.

Thanks and Regards
Team TR

TARUN KASHYAP

· commented

· 1 Months ago

Yet to be approved!
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