What is the percent increase if the company increased their rates from $98 a month to $101.92 a month?

Volume of a cylinder with a radius of 13 in and height of 30 in

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?

Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?