Page 381 - Computer Science Class 11 Without Functions
P. 381

Program 19

            Write a program to accept the values of principal, rate, and time and calculate the simple interest.

            Ans. '''
                 Objective: To calculate the simple interest
                 Input: principal, rate, time

                 Output: simple interest
                 '''
                 principal = float(input("Enter the principal amount (P): "))

                 rate = float(input("Enter the rate of interest (R) as a percentage: "))
                 time = float(input("Enter the time period (T) in years: "))
                 rate /= 100
                 simpleInterest = principal * rate * time

                 print(f"Simple Interest: {simpleInterest:.2f}")
            Program 20

            Write a program that accepts the length in inches and prints the length in feet.

            Ans. '''
                 Objective: To convert the length in inches to feet
                 Input: length in inches

                 Output: length in feet
                 '''
                 inches = float(input("Enter length in inches: "))
                 feet = inches / 12.0

                 print(f"Length in feet is: {feet} feet")
            Program 21

            Write a program that reads the colour of traffic light as user input in the form of a string and displays the output as
            per the table given below:

                                          Colour                          Output
                                Red                        STOP
                                Yellow                     Get ready
                                Green                      GO
                                Any other colour           You have not entered the correct colour

            Ans. '''

                 Objective: To display output according to traffic light color
                 Input: color
                 Output: output according to color

                 '''
                 color = input("Enter the color of the traffic light: ")



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