On a trip to Staples, you bought 10 pencils, 2 packs of looseleaf, and
some erasers. The pencils were
$0.25 each, the packs of loose leaf
were $2 each, and the erasers
were $0.75 each. If you spent
$12.50 total, how many erasers did
you buy?

Can someone with this one pre-calc question? the finishing time for a runner completing the 200-meter dash is affected by the tail-wind speed, s. the change, t, in a runner's performance is modeled by the function shown below: t= 0.0119s^2 - 0.308s - 0.0003 predict the change in a runner's finishing time with a wind speed of 3 meters/second. note: a negative answer means the runner finishes with a lower time. round to the nearest hundredth.

Af jewelry box is in the shape of a rectangular prism with an area of 528 cube inches. the length of the box is 12 inches and the height is 5 1/2 inches. what is the width of the jewelry box

Nikita wants to apply for student aid to fund her college education. arrange the steps involved in nikita’s application for financial aid