The united states has been consuming iron ore at the rate of million metric tons per year at time , where is measured in years since 1980 (that is, corresponds to the year 1980), and find a formula for the total u. S. Consumption of iron ore, in millions of metric tons, from 1980 until time.

Acar averages 22 miles per gallon. if gas costs $2.89 per gallon, which of the following is closest to how much the gas would cost for this car to travel 1,650 typical miles?

All of the following are examples of service-learning opportunities except: a. donating time to senior citizen war veterans and writing a report about the experience for your u. s. history class. b. getting a part-time job at a habitat restoration center. c. reading to second-grade students as part of your assigned reading time for your english class. d. planting trees in your community and then discussing global warming in your science class.

It takes longer to fly an airplane against a with it