Joseph and tyler went to the hobby store. they each bought a race car for $15.99. joseph bought a blue race car for $2.99 and tyler bought a red race car for $3.99. the hobby store charges 8.9% tax. how much did they spend altogether plus tax?

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Acircle has a circumference of 28.36 units what is the diameter of the circle

We just started the introduction into circles and i have no idea how to do this.