Jackie bought a game that contained a ball and 10 jacks. the ball had a radius of 2 inches. what is the volume of the ball? round to the nearest tenth.

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?

Does the point (1, sqrt 7) lie on circle shown.

Consider circle c with angle acb measuring 3/4 radians.if minor arc ab measures 9 inches, what is the length of the radius of circle c? if necessary, round your answer to the nearest inch.