How to solve this problem - 3 (5n-6) 3n

The area of a sq tile is 36 sq centimeters. What is the length of the tile?

Mr. Hebert's class has 36 students and Ms. Green's class has 30 students. For a class competition, each class must be divided into teams with the same number of students on every team.

An alloy of tin is 18% tin and weighs 30 pounds. How many pounds of tin are in the alloy? 4, 5.4, or 6.2

Solve |x| < 12 {-12, 12} x x

Verbal expression for 2a 6

Consider two congruent triangular prisms. Each rectangular face of prism A has a width of x + 2 and each rectangular face of prism B has a length of 2x + 1.

Flora needs 3/8 yard of blue ribbon and 2/8 yard of red ribbon to make a bow for a present she is wrapping. How much ribbon does flora need in all?

How is the divisibility rule for 7 more complicated then the rules for 2,3,5 and 10?

Mr. lopez baked 25 cookies. 4 fifths of the cookies were oatmeal. how many oatmeal cookies did mr. lopez bake?

What is the probability of getting two heads and two tails in four flips of a fair coin?