Essential Mathematics Final Practice Exam Worksheet - Grade 12 Page 8
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505. A pick-up truck travels 72 km on 10 L of gasoline when driven on a smooth, paved road.
The truck is only able to travel 48 km on the same amount of gasoline when driven on a
gravel road. (Module 5, Lesson 4)
a) Determine the fuel consumption rate of the truck on the paved road. (1 mark)
b) Determine the fuel consumption rate of the truck on the gravel road. (1 mark)
c) What is the percent increase in fuel consumption rates when driving on paved roads
instead of gravel roads? (1 mark)
d) Calculate the cost of 3500 km of highway (smooth, paved road) if the cost of gasoline
is $1.23/L. (1 mark)
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G r a d e 1 2 E s s e n t i a l M a t h e m a t i c s
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