Robert was able to travel 292 miles in 4 hours and uses 38 l of gasoline. if gas costs $2.09 per gallon, how much did the trip c ost robert? (1 gal≈3.785 l).
2 answers:
cost of 1 gallon gas = $2.09
cost of 3.785 litres gas = $2.09 ( 1 gallon = 3.785 litres)
cost of 1 litre gas = 2.09/3.785
cost of 18 litres gas = 2.09/3.785 * 18 = $20.982
Answer:
Robert´s trip cost $20.98.
Step-by-step explanation:
Robert use 38 liters of gas to make his 292 miles trip. The gallon of gas cost is $2.09. First we have to convert the 38 liters of gas to gallons.
Having convert the units, we can calculate how much cost the gas, this is:
Robert´s trip cost $20.98.
The distance and time data is used to confuse.
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