After receiving new engines in 1987, the queen elizabeth 2 moves 49.5 feet for every gallon of fuel that it burns. Previously, it moved 36 feet per gallon. Write an equation and describe the proportionality.

Agrain trader buys the following amounts from three suppliers: 3,200 pounds, 5,100 pounds and 700 pounds. what is the total weight of his purchase?

In a sample of 200 residents of georgetown county, 120 reported they believed the county real estate taxes were too high. develop a 95 percent confidence interval for the proportion of residents who believe the tax rate is too high. (round your answers to 3 decimal places.) confidence interval for the proportion of residents is up to . would it be reasonable to conclude that the majority of the taxpayers feel that the taxes are too high?

What are “like terms”? why can we only add like terms?