Mary agrees with this logic: if all violins are musical instruments, and if all musical instruments make noise, then all violins
1 answer:
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Answer:
57.8$
Explanation:
Here we know that:
- One trip to work averages 14 miles
- Therefore, one return trip home-work averages 14*2=28 miles
- You work 20 days per month
So, the average number of miles per month is:
Then, we also know that the car averages 28 miles per gallon; this means that the number of gallons consumed on average in 1 month is equal to the average number of miles (560) divided by 28:
So, 20 gallons per month.
Finally, we know that the cost of the gas is 2.89$/gallon. Therefore, the average total cost per month is equal to the average number of gallons per month (20) times the cost per gallon: