Which of the equations represents the function?

The price of a notebook has risen to $3.80 today. Yesterday's price was $3.30. Find the percentage increase. Round your answer to the nearest tenth of a percent.

What is 0.14 expressed as a fraction in simplest form? A. 1/14 B. 7/50 C. 14/1 D. 50/7

Which unit of measure would be the most appropriate to measure the thickness of a quarter? inch foot yard mile

A telephone poll asked people whether they like playing golf. 120 people said they like playing golf and 630 people said they do not like playing golf.

Solve each system by substitution {4p+2q=8 and q=2p+1} {x+6y=2 and 5x+4y=36}

Solve the system using elimination. x - y = 4 - x - y = 6

A. In April, Fiona received 77 ounces of milk at each feeding. She was fed m times per day. Write an expression to find how many ounces of milk Fiona was fed per day. B. Evaluate the expression: She was fed 5 times a day.

Which equation describes the relationship between the time elapsed and the number of gallons of water remaining in the pool? A = - 600+15,000 B = - 600+13,200 C = - 1,200 + 13,200 D = - 1,200 + 15,000

Which expression represents 7 times the difference between 300 and 28

Destiny needs a new coat for the winter and she found one at old navy for $48.88. The sales tax is 8%. How much will she pay for the sales tax?