Question

What value should come in place of the question-mark (?) in the following questions:

√4096 + √(?) + 13 – 29 = 148 

A 141000 Correct Answer Incorrect Answer
B 10000 Correct Answer Incorrect Answer
C 3600 Correct Answer Incorrect Answer
D 4900 Correct Answer Incorrect Answer

Solution

√4096 + √(?) + 13 – 29 = 148 64 + √(?) + 13 – 29 = 148 48 + √(?) = 148 √(?) = 100 both sides squaring... ? = 10000

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