The amount of a pair of shoes increases from $52 to $64. What is the percent increase to the nearest percent?
What is 23%
2s+5≥49
s ≥ 22
Julio walks 3.5 miles in 1.25 hours.
What is 2.8 miles per hour
A hot air balloon begins its descent at a rate of 22 1/2 feet per minute. How long will it take for the balloon's elevation to change by -315 feet?
What is 14 minutes
A submarine dives 300 feet every 2 minutes, and 6,750 feet every 45 minutes. Find the constant rate at which the submarine dives. Give your answer in feet per minute and in feet per hour.
What is 150 feet per minute; 9,000 feet per hour
Val rented a bicycle while she was on vacation. She paid a flat rental fee of $55.00, plus $8.50 each day. The total cost was $123. Write an equation you can use to find the number of days she rented the bicycle.
What is 8.5d + 55 = 123
The first play of a football game resulted in a loss of 12.5 yards. Then a 2 penalty resulted in another loss of 5 yards. What is the total loss or gain?
What is 17.5 yard loss
A car travels 400 miles in 120 minutes. What is the unit rate in miles per hour?
200 miles per hour
Ariane borrows $400 on a 4-year loan. She is charged 5% simple interest per year. How much interest is she charged for 4 years? What is the total amount she has to pay back?
What is $80, $480
After making a deposit, Puja had $264 in her savings account. She noticed that if she added $26 to the amount originally in the account and doubled the sum, she would get the new amount. How much did she originally have in the account?
What is $106
Beginning in 1996, a glacier lost an average of 3.7 meters of thickness each year. Find the total change in its thickness by the end of 2012. (Hint: include 1996 when counting the years)
What is -3.7(17) = -62.9; the glacier has lost 62.9 m of thickness
How can you use rates to determine whether a situation is a proportional relationship?
What is Compare corresponding values of the variables to determine whether there is a constant rate.
Emily’s meal costs $35 and Darren’s $20. Meal costs $55. Emily treats Darren by paying for both meals, and leaves a 14% tip. Find the total cost.
What is $62.70