self Maths Puzzle

If 5a = 3125, then the value of 5(a - 3) is:

A. 25 B. 125
C. 625 D. 1625

Read Solution (Total 3)

self Other Question

Given that 100.48 = x, 100.70 = y and xz = y2, then the value of z is close to:

A. 1.45 B. 1.88
C. 2.9 D. 3.7
(256)0.16 x (256)0.09 = ?

A. 4 B. 16
C. 64 D. 256.25