A family has two cars. During one particular week, the first car consumed 30 gallons of gas and the second consumed 15 gallons of gas. The two cars drove a combined total of 1650 miles, and the sum of their fuel efficiencies was 75 miles per gallon. What were the fuel efficiencies of each of the cars that week? First car: || miles per gallon Second car:|miles per gallon

A family has two cars. During one particular week, the first car consumed 30 gallons of gas and the second consumed 15 gallons of gas. The two cars drove a combined total of 1650 miles, and the sum of their fuel efficiencies was 75 miles per gallon. What were the fuel efficiencies of each of the cars that week? First car: || miles per gallon Second car:|miles per gallon

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter3: Math Models

Section: Chapter Questions

Problem 441PT: Two planes leave Dallas at the same time. One heads east at a speed of 428 miles per hour. The other...

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