A dealer bought 3 gross buttons at $.38 a dozen. He sold the buttons at 5 cents each. How much was his profit per gross? (12 dozen equals one gross)

How can sums and differences of cubes be identified for factoring?

The value of y varies directly with x. If y is 24 when x is 72, what is the value of y when x is 144?

Solve the following formula for x y=2mx+9b

What is the volume of the cube when one side is 2 1/2 in

A cab charges $1.45 for the flat fee and $0.55 for each mile. Write and solve an inequality to determine how many miles Ariel can travel if she has $35 to spend. $1.45 + $0.55x ≥ $35; x ≥ 61 miles $1.45 + $0.55x ≤ $35; x ≤ 61 miles $0.55 + $1.

Write the unit rate as a ratio. Then find an equal ratio There are 7 cheerleaders in a squad. Find the number of cheerleaders on 12 squads

Which of the following represents the difference between two equal fractions

Select the two values of x that are roots of the given polynomial below: 3x^2+20x-7

An algebraic expresion that has no like terms (2 words)

Name the geometric solid suggested by a shoe box.