An cylindrical oatmeal container has a diameter of 5 inches and a volume of 239.425 in³. What measurement is closest to the lateral surface area of the oatmeal container? A 230.81 in.2
B 191.54 in.2
C 15.24 in.2
D 478.85 in.2

Three cylinders have a height of 8 cm. cylinder 1 has a radius of 1 cm. cylinder 2 has a radius of 2 cm. cylinder 3 has a radius of 3 cm. find the volume of each cylinder ( ! : ”0 )

If there are 3.281 feet in 1 meter, how many inches are in one centimeter

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.