SOLUTION: When Beth goes from her house to Whistler, her car uses on average 13 liters of gas every 100 km. On the way back from Whistler, her car averages 11 liters of gas for every 100 km.

Question 1067613: When Beth goes from her house to Whistler, her car uses on average 13 liters of gas every 100 km. On the way back from Whistler, her car averages 11 liters of gas for every 100 km. The entire round trip uses a total of 33 liters of gas. What is the distance in km between Beth's house and Whistler ?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
When Beth goes from her house to Whistler, her car uses on average 13 liters of gas every 100 km. On the way back from Whistler, her car averages 11 liters of gas for every 100 km. The entire round trip uses a total of 33 liters of gas. What is the distance in km between Beth's house and Whistler ?
-------------
Let that distance be "d"::
--------
Going DATA::
distance = d km ; 0.13 L/km ; # of liters:: 0.13d
-----
Return DATA:
dist = d km ; 0.11 L/km ; # of liters = 0.11d
------
Equation:
0.13d + 0.11d = 33 L
-----
0.24d = 33
-----
Ans: Distance = 33/0.24 = 137.5 km
-------------
Cheers,
Stan H.
------------

RELATED QUESTIONS
Beth likes chocolate and goes to Rick and Morty's Chocolate Emporium every day. She... (answered by josgarithmetic,TeachMath)

Beth likes chocolate and goes to Rick and Morty's Chocolate Emporium every day. She... (answered by Theo)

Natasha drove from Bedington to Portsmouth at an average speed of 100 km/h. On the way... (answered by checkley77,nerdybill)

Lea drives from her apartment to her parents house on saturday at a rate of 60mph. On her (answered by josmiceli)

Natasha drove from Bedingfield to Portsmouth at an average speed of 100 km/h to attend a... (answered by josmiceli)

liz drove off to work,leaving her house at 6;00 am. she reached her office at 8;00 am. if (answered by Cromlix)

Lindsey drove at 100 km/h from Toronto to London. She Left Toronto at 1:30 p.m., with #1... (answered by Alan3354,ikleyn,greenestamps)

On the way to her friends house, susan pulls into a gas station just as her car runs out... (answered by JulietG)

Hi Becky walks to the stadium which is 580m way from her house for 20min . She walks... (answered by josgarithmetic,Alan3354,MathTherapy)