Thanks to Smaller and More Fuel-Efficient Models, American Carmakers Have

question 73

Short Answer

Thanks to smaller and more fuel-efficient models, American carmakers have doubled their average fuel economy over a 13-year period, from 1974 to 1987. The graph depicted in the figure gives the average fuel consumption in miles per gallon (mpg) of domestic-built cars over the period under consideration ( corresponds to the beginning of 1974). Use the trapezoidal rule to estimate the average fuel consumption of the domestic car built during this period. Round the result to the nearest hundredth.
(Hint: Approximate the integral ​ )

Please round your answer to two decimal places. __________ mpg

---

Definitions:

Credit Calculation

Credit calculation involves determining the amounts for tax credits a taxpayer is eligible for, which can directly reduce the amount of taxes owed.

Education Credits

Tax credits designed to offset the costs of education for college or vocational school tuition and fees.

Criteria

Criteria are standards or principles by which something is judged or decided.

Qualifying Child

A dependent who meets certain conditions set by the IRS, related to age, relationship, residency, and support, allowing a taxpayer to claim certain tax benefits.