1.

Given that 100.48 = x, 100.70 = y and xz = y2, then the value of z is close to:1). 22). 33). 44). 5

Answer»

XZ = y2

⇒ z = 140/48 = 35/12

⇒ 10(0.48z) = 10(2 x 0.70) = 101.40

⇒ 0.48 z = 1.40

⇒ z = 140/48 = 35/12

⇒ z = 2.9

APPROXIMATE value of z is 3


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