Amachine worked for 5 hours and used 4 kilowatts of electricity. the machine of a kilowatt each hour it worked.

The perimeter of a rhombus with a side of 6 is 24

Acylinder has volume 45π and radius 3. what is it’s height?

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