Mathematics Past Questions and Answers

If 55_x + 52_x = 77₁₀ find X

If 55_x + 52_x = 77₁₀ find X

Simplify \(7\frac{1}{12}-4\frac{3}{4}+2\frac{1}{2}\)

Evaluate \(\frac{81.81+99.44}{20.09+36.16}\) correct to 3 significant figures.

A man bought a second-hand photocopying machine for N34,000. He serviced is at a cost od N2,000 and then sold it at a profit of 15%. What was the selling price?