Question

What value should come in place of the question-ma rk (?) in the following question:

32% of 600 + `sqrt(?)` = 54% of 600 - 22% of 200

A 7744 Correct Answer Incorrect Answer
B 7700 Correct Answer Incorrect Answer
C 47474 Correct Answer Incorrect Answer
D 4477 Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

32% of 600 +`sqrt(?)` = 54% of 600 - 22% of 200 192 +`sqrt(?)` = 324 - 44 = 280 `sqrt(?)` = 280 -192 = 88 ? = 882 = 7744

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