Yis a number such that 6y = 12

y=1/2
y=2
y=72

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

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.