Write 10 python calculations using a variety of operations. Have a real-life purpose for each calculation.

For example, one calculation could be determining the number of gallons of gas needed for a trip based on the miles per gallon consumed by a car.

Sample code in a program:
​print("A field 30 feet wide and 40 feet long. Area (square feet): ", area)

Sample output:
​A field 30 feet wide and 40 feet long. Area (square feet): 120