there are 20 nickels in a dollar
a. write an equation to find the number of nickels n in any number of dollars d
make a table to find the number of nickels in 5 10 15 or $20 and graph the ordered pairs.

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.