If a $12,000 investment earns interest of $1,440 in 1 year, what is its rate of return? a. 24 percent
b. 100 percent
c. 12 percent
d. 77 percent
e. 57 percent

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square