Answers

If (sin x° = frac{a}{b}), what is (sin (90 – x)°)? A. (frac{sqrt{b^2 – a^2}}{b}) B. 1(frac{-a}{b}) C.…

7 pupils of average age 12 years leave a class of 25 pupils of average age 14 years.…

What is the area between two concentric circles of diameters 26cm and 20cm? A. 100(pi) B. 169(pi) C.…

Marks scored by some children in an arithmetic test are:5, 3, 6, 9, 4, 7, 8, 6, 2,…

A cuboid has a diagonal of length 9cm and a square base of side 4cm. What is its…

Evaluate correct to 4 decimal places 827.51 x 0.015 A. 8.8415 B. 12.4127 C. 124.1265 D. 12.4120 E.…

A group of 14 children children received the following scores in a reading test: 35, 35, 26, 26,…

Which of the following fractions is less than one-third? A. (frac{22}{63}) B. (frac{4}{11}) C. (frac{15}{46}) D. (frac{33}{98}) E.…

The ratio of the price of a loaf of bread to the price of a packet of sugar…

Find a two-digit number such that three times the tens digit is 2 less than twice the units digit…