Find the probability that a number selected at random from 40 to 50 is a prime

Simplify √27 27 + 3√3

Correct 241.34(3 x 10-3)2 to 4 significant figures

Three children shared a basket of mangoes in such a way that the first child took 14 1 4 of the mangoes and the second 34 3 4 of the remainder. What fraction...

The H.C.F. of a2bx + ab2x and a2b - b2 is

At what rate would a sum of ₦100.00 deposited for 5 years raise an interest of ₦7.50?

Simplify 434 3 4 - 614

Simplify and express in standard form 0.00275×0.00640.025×0.08

Simplify √160r2 160 r 2 + √71r4 71 r 4 + √100r2