Derek has $34,891 in a savings account that earns 9% interest per year. To the nearest cent, how much interest will he earn in 3 years?

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

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

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?