The ratio of blue marbles to red marbles in a bag is 11: 9. if there are 99 blue marbles in the bag how many marbles are red?

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).