Q.

Varun’s three subject average scores is 84. He scored 81, and 87 in two subjects. What is his 3rd exam score?
 

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a

88

b

86

c

82

d

84

answer is A.

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Detailed Solution

Three exams Average = 84
Three exams score = 84 x 3 = 252
Two exams score = 81 + 87 =168
3rd exam score =252-168=84
 

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Varun’s three subject average scores is 84. He scored 81, and 87 in two subjects. What is his 3rd exam score?