Declare a double called capacity.

Declare and initialize a double called $mpg.$ Set this to $20\mathrm{.}0$

Declare a double called remaining

Declare a double called cost

Add this line of code after all your variable declarations. Type it exactly as below. This line of code is used for formatting numbers with decimal places.

cout $$ fixed $$ setprecision$(1)$;

Use cin to ask the user to enter a value for capacity. See the Sample Interaction below on what message you will display to the user

This is a good point to stop and do a test compile. If you run your program at this point, nothing will be displayed yet.

After your test compile, fix any errors you may have encountered. Continue below once you fix any errors you had.