Given that 100.48 = x, 100.70 = y and xz = y2, then the value of z is close to:-A-1.45B-1.88C-2.9D-3.7-C-2.9

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APTITUDE CRACK · Accepted Answer

C 2.9 xz = y2 10(0.48z) = 10(2 x 0.70) = 101.40 0.48z = 1.40 z = 140 = 35 = 2.9 (approx.) 48 12

Surds and Indices - General Aptitude