The circumference of the hub cap of a tire is 72.72 centimeters. Find the area of this hub cap. Use 3.14 for pi.

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)

Write the pair of fractions as a pair of fractions with a common denominator