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Question

What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.) 

(?)2 + 3.113 = 22.92 – 61.03 

A 21 Correct Answer Incorrect Answer
B 24 Correct Answer Incorrect Answer
C 16 Correct Answer Incorrect Answer
D 10 Correct Answer Incorrect Answer
E 33 Correct Answer Incorrect Answer

Solution

(?)2 + 33 = 232 – 61 (?)2 + 27 = 529 – 61 (?)2 = 468 – 27 (?)2 = 441 ? = 21

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