Liam practiced piano 24 times in 4 weeks. his brother practiced piano 12 times in 14 days. are the rates equivalent?

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height