A customer pays $18 for DVD that originally cost $20. What is the percent decrease in the cost of the dvd.

The product of a number and 9, increased by 4, is 58. Find the number.

How can 2 people with the same taxable income pay different taxes?

15 divided by 3536 remainder

Which method will NOT solve this equation completely? 4h - 7 = 25

How the greatest common factor of the numbers 10 and 15 can be used to reduce the fraction 10/15

Write the fraction equivalent of each decimal 36.90

What is the square root of 84 rounded to the nearest hundredth?

What is 36% of 745? Show work

Melanie's monthly pay is $5553.60. Each month she uses of her pay for household expenses and for donations. She deposits the rest into her savings account. How much does Melanie deposit into her savings account each month?

Determine whether the equation represents a direct varation. if it does, find the constant, find the constant variation. 2y = 5x1