Is 3 a factor of 81? Use divisibility rules to explain

A number greater than or equal to - 3

Jenny plans to have two children but doesn't know if they are boy-boy, girl-girl, or boy-girl. What is the probability that she will have two boys? 0.5 0.25 0.75 1.00

In a right triangle, if a = 2 and c = 10, what is b? A) 6.2 B) 7.3 C) 9.8 D) 10.1

What is the answer to the equation x+y=36 and 6.99x+10.99=331.64

In the table below, we are given two annuity plans, A and B, and the amount invested into each plan every month. Given this information, determine which of the two investments is an ordinary annuity, and the amount invested over a 12 month period.

Perry made a wooden cube with an edge length of 8.5 inches in shop class. He painted half the faces of the cube red and the other half yellow. What is the surface area of the portion of the cube that is painted red?

A square orange rug has a yellow square in the center. The side length of the yellow square is x inches. The width of the orange band that surrounds the yellow square is 11 in. What is the area of the orange band?

There is a number which its square root is the square root of another number

Sam is waiter at a local restaurant where he earns wages of $6 per hour. Sam figures that he also earns about $2.50 in tips for each person he serves. Sam works 4 hours on a particular day.

Definition of classic probability