Answers

What is the value of x satisfying the equation (frac{4^{2x}}{4^{3x}}) = 2? A. -2 B. -(frac{1}{2}) C. (frac{1}{2})…

Simplify (frac{(1.25 times 10^{-4}) times (2.0 times 10^{-1})}{(6.25 times 10^5)}) A. 4.0 x 10-3 B. 5.0 x 10-2…

Find n if 34n = 100112 A. 5 B. 6 C. 7 D. 8 Correct Answer: Option A…

The radius of a circle is given as 5cm subject to an error of 0.1cm. What is the…

Evaluate (log_{b} a^{n}) if (b = a^{frac{1}{n}}). A. n2 B. n C. (frac{1}{n}) D. (frac{1}{n^2}) Correct Answer: Option…

A number is selected at random between 20 and 30, both numbers inclusive. Find the probability that the…

Calculate the standard deviation of the following data: 7, 8, 9, 10, 11, 12, 13. A. 2 B.…

The chances of three independent events X, Y, Z occurring are (frac{1}{2}), (frac{2}{3}), (frac{1}{4}) respectively. What are the…

The mean of the ages of ten secondary school pupils is 16 but when the age of their…

(begin{array}{c|c} Class & Frequency\ hline 1 – 5 & 2\6 – 10 & 4\11 – 15 & 5\16…