Mathematics Past Questions and Answers

The 7 th term of an AP is twice the third term. If the first term is 12 , find the common, difference.

The weight Wkg of a metal bar varies jointly as its length L meter and the square of its diameters. if \(\mathrm{W}=90\) when \(\mathrm{d}=3 / 2\) and \(\mathrm{L}=36\)

Find the principal which amounts to ____________

A car dealer bough a second hand car for N250,000.00 and spend N70,000.00 refurbishing it: He then sold the for # 400,000.00. what is the percentage gain?

Evaluate \(21.05347-1.6324 \times 0.43\), to 3 decimal places ____________