Can someone help, I am so confused??

An unknown number of kids and buses are getting assigned. when assigning 4 kids to each bus, there are 2 kids that aren't placed in a bus. when assigning 8 kids to each bus, there are 2 empty buses. how many total kids are there?

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?

The function models the number of accidents per 50 million miles driven as a function