Mathematics Past Questions and Answers

The total surface area of a sphere is 154 cm². Its radius is 3.5cm. Find its volume.

A construction company is owned by two partners X and Y and it is agreed that their profit will be divided in the ratio 4:5. At the end of the year, Y received N5000 more than X. What is the total profit of the company for the year?

6 8/11 ÷ (3 2/7 x 9 2/5) ÷ 5 ²/7 = ¹/?

81<sup style='font-size: smaller;'>0.25</sup> X 81<sup style='font-size: smaller;'>1.25</sup> X 81<sup style='font-size: smaller;'>0.50</sup> = ?

If 2<sup style='font-size: smaller;'>10</sup> is approximately equal to 10³, find the approximate value of log<sub style='font-size: smaller;'>2</sub>10