Find the percentage change from 350 to 231. indicate whether it is an increase or a decrease. if necessary, round your answer to the nearest percent.
a.) 34% increase
b.)52% increase
c.)52% decrease
d.)34% decrease

The radius of the base of a cylinder is 10 centimeters, and its height is 20 centimeters. a cone is used to fill the cylinder with water. the radius of the cone's base is 5 centimeters, and its height is 10 centimeters.

Name the most appropriate metric unit for each measurement

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?