Pls give me the answer.

The cross-sectional areas of a right triangular prism and a right cylinder are congruent. the right triangular prism has a height of 6 units, and the right cylinder has a height of 6 units. which conclusion can be made from the given information? the volume of the triangular prism is half the volume of the cylinder. the volume of the triangular prism is twice the volume of the cylinder. the volume of the triangular prism is equal to the volume of the cylinder. the volume of the triangular prism is not equal to the volume of the cylinder.

The speeders soccer team charged $12 to wash each car at a fundraiser car wash.the team collected a total of $672 by the end of the day.how many cars did the deal wash?

Convert to the greater unit before finding the perimeters of this rectangle: 6ft. 6in. by 7ft.