An article is marked at ruppe940 if it is sold for ruppe 799 then find the discount percent

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Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

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?