Convert 2232(_4) to base six A. 4506 B. 2546 C. 5536 D. 5406 Correct Answer: Option A Explanation…

Simplify ((25)^{frac{-1}{2}} times (27)^{frac{1}{3}} + (121)^{frac{-1}{2}} times (625)^{frac{-1}{4}}) A.34/55 B.9/11 C.14/5 D.3/275 Correct Answer: Option A Explanation (25)(^{frac{-1}{2}}) x (27)(^{frac{1}{3}})…

Compute 1100112 + 111112 A. 10010102 B. 10100102 C. 10001102 D. 10001002 Correct Answer: Option B Explanation 1100112…

Evaluate (frac{2}{6-5sqrt{3}}) A. (-left(frac{12}{39}-frac{10sqrt{3}}{39}right)) B. (frac{12}{39}-frac{10sqrt{3}}{39}) C. (-left(frac{12}{39}+frac{10sqrt{3}}{39}right)) D. (frac{12}{39}+frac{10sqrt{3}}{39}) Correct Answer: Option A Explanation (frac{2}{6-5sqrt{3}} = frac{2}{6-5sqrt{3}}…

Find the tax on an income of N20,000 if no tax is paid on the first N10,000 and…

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

If (K2)(_6) * 3(_6) = 3(_5)(K4)(_5), what is the value of k? A. 1 B. 4 C. 3…

Calculate the logarithm to base 9 of 3-4 * 92 * (81)-1 A. 2 B. zero C. -2…

If m:n = 13:11, find m(^2) – n(^2) : (m + n)(^2) A. 1:11 B. 1:13 C. 1:10…

simplify (frac{frac{7}{9}-frac{2}{3}}{frac{1}{3}+frac{frac{2}{5}}{frac{4}{5}}}) A. (frac{11}{12}) B. (frac{5}{6}) C. (frac{1}{5}) D. (frac{2}{15}) Correct Answer: Option D Explanation (frac{frac{7}{9}-frac{2}{3}}{frac{1}{3}+frac{frac{2}{5}}{frac{4}{5}}}\ =frac{frac{7-6}{9}}{frac{1}{3}+frac{frac{2}{5}}{frac{4}{5}}}\ =frac{frac{1}{9}}{frac{1}{3}+left(frac{2}{5}times…