Jenna got 12,or 3/5, of her answers on the test right. how many questions were on the test?

What is the maximum total area that 450cm of string can enclose if it is used to form perimeters of two adjoining rectangles as shown?

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left