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Square Root and Cube Root - General Aptitude

Q1:

If 35 + 125 = 17.88, then what will be the value of 80 + 65 ?

A 13.41

B 20.46

C 21.66

D 22.35

ANS:D - 22.35

35 + 125 = 17.88  35 + 25 x 5 = 17.88  35 + 55 = 17.88  85 = 17.88  5 = 2.235  80 + 65 = 16 x 5 + 65    = 45 + 65    = 105 = (10 x 2.235) = 22.35