The sales tax for an item was $22.50 and it cost $450 before tax. Find the sales tax rate. Write your answer as a percentage.

What are two numbers that times itself equals 1025

B (squared) - 16b+24=0

Solve the following equations. Some equations will have a single answer, others will have no solution, and still others will have infinite solutions 1. 2x + 2x + 2 = 4x + 2 2. 3 (x - 1) = 2x + 9 3. 2x + 8 = 2 (x + 4) 4. 2x - x + 7 = x + 3 + 4

Find the 75th term of the arithmetic sequence - 21, - 10,1, ...

In August water bill was $48

If he divided his land into square fields that are 1/2 mile long and 1/2mile wide how many fields will he have

1/2 (20) simplifies what?

0.6875 as a fraction

What is another way to say 7:30

The value of the expression below when x=3/4 4x^2+8x-5