Mathematics Past Questions and Answers

simplify \(\frac{\frac{7}{9}-\frac{2}{3}}{\frac{1}{3}+\frac{\frac{2}{5}}{\frac{4}{5}}}\)

If m:n = 13:11, find m\(^2\) - n\(^2\) : (m + n)\(^2\)

Calculate the logarithm to base 9 of 3^-4 * 9² * (81)^-1

If (K2)\(_6\) * 3\(_6\) = 3\(_5\)(K4)\(_5\), what is the value of k?

In a small village of 500 people, 350 speak the local language while 200 speak pidgin English. What percentage of the population speak both.