On a trip, josh drove 324 miles and used 12 gallons of gasoline. find the unit rate.

Which matrix multiplication is possible?

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.