The scale of a model train is 1 inch to 14.5 feet. One of the cars of the model train is 6 inches long. What is the length, in feet, of the actual train car? please explain how you did it!

The class wants to raise a total of $750.if they receive a profit of $1.25 from each candybar sold, how many bars must they sell to reachtheir goal

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

Ineed with this problem 21 show steps