What is the square root of 81?

Mia climbs 5/8 of the height of the rock wall. Lee climbs 4/5 of Mia's distance. What fraction of the wall dpes Lee climb?

Which of these numbers is prime? large 11, 15, 21, 27, 56

Mr. and Mrs. Romero are expecting triplets. Suppose the chance of each child being a boy is 50% and of being a girl i 50%. find the probability of each event. p (at least one boy and one girl)

A pharmaceutical company is testing two treatments, A and B, that are used to heal wounds. They test the effectiveness of treatment A by applying it on an area of a 1 square inch wound. It heals by decreasing the area of the wound at a rate of 5.

Solve using elimination. -7x - 5y = 5 -9x - 5y = 15

What is the value of the expression when p = - 16 and q = 4? 4p/q

Which temperature is farthest from 0 Fahrenheit? - 34, - 17, - 12, - 0

What is the difference between - 6.2 and - 9.1 on a number line

48/56 in simplest form

In triangle ABC, the measure of the angles are 2x, x, and 3x respectively. What is the measure of angle B?