John's salary last year was $80000. Last year he got a raise of 10%. This year the company lost money and his salary was cut back to $80000. By what percent did his salary decrease this year?

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

Which expression will have the same sum as 3_8 + 1/4?

What is the greater volume 72 quarts or 23 gallons