5. The Mitchell family took a road trip from Detroit to Toronto. Their route was 750 kilometers long and required 54 liters of gas. (a) What was the fuel efficiency in miles per gallon? Round to the nearest tenth. (b) Suppose the Mitchells plan to drive to Washington, D.C. on their next road trip. Assuming they get the same mileage as you calculated in part a, calculate the cost of their 1060-mile route if gasoline costs $2.35 per gallon.

Are these answers correct. Thank you.

Arianna went running for 0.75 hours and ran 5.55miles. What was her speed, in miles per hour, if Arianna ran at the same speed for her whole run?

If 6 L of a solvent costs $77 per liter, then the value of the 6 L of solvent is

the rental rate at a Rent A Chinch Mobile is $30 per day plus $0.25 per mile driven.  How much would a 100 mile rental cost?

Margaret is certain that every time she parks in the municipal garage it costs her at least $2.50. If the garage charges 40¢ plus 30¢ for each half hour, how long is Margaret's car parked? METOD Margaret's cost is at least $2.50 when Margaret's car is parked at least (Simplify your answer.)

A. Solve the following (round off 2 decimal places): 1. On Saturday, an electrician used 147.89 feet of wire: on Sunday he used 159.07 feet. How many total feet did he use? 2. Ana bought a motorcycle from a friend for P54,823.33. She saw the same motorcycle in the mall for P67,384.83. How much did she save by buying from a friend? 3. A developer is building 26 homes at one time. Each roof measures 51.9 feet by 26.35 feet. What is the total square feet per roof? What is the total square feet for the entire project? 4. At RFS Mart, Soledad purchased 104.75 meters of ribbon. She paid a total of P333.81 for the ribbon. How much each meter cost?

If ghe international exchange rate is $6.22 for every 700 yen, how many yen can be exchanged for $9.00

At a cost of $12$⁢12 per pound, how many ounces of rolled oats can be bought for $3.15$⁢3.15?

Answer the following questions. (Hint: you can enter calculations right into the answer box. For example, entering "5/2" computes the value of a. Tyler weighs 217 pounds and Josh weighs 183 pounds. i. Tyler is how many times as heavy as Josh? times as heavy Preview ii. Josh is how many times as heavy as Tyler? times as heavy Preview b. The diameter of a penny (a 1¢ coin) is about 19.05 mm and the diameter of a quarter (a 25¢ coin) is about 24.26 mm. i. The diameter of a quarter is how many times as large as the diameter of a penny? times as large Preview ii. The diameter of a penny is how many times as large as the diameter of a quarter? times as large Preview Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4) Enter DNE for Does Not Exist, oo for Infinity Box 2: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4) Enter DNE for Does Not Exist, 0o for Infinity Box 3: Enter your answer as a number…