Datatypes_operators Solution



1. Convert Rupee to USD,Pound

2. Convert USD to Pound,Rupee

3. Develop a mathematical Calculator

a. (2 Variables — X=5,Y=7) –>> Add, Sub, Mul, Div

b. (3 Variables — X=5,Y=6,Z=7) –>> Add, Sub, Mul, Div

4. Write a Java program to convert minutes into a number of years and days.

Test Data

Input the number of minutes: 3456789

Expected Output :

3456789 minutes is approximately 6 years and 210 days

5. Develop a Java program that reads a temperature value in Celsius degrees from the keyboard and transforms it to Fahrenheit degrees. The program must print the two values in the form: X Celsius degrees are Y Fahrenheit degrees.

6. Using only the programming techniques you learned in this lesson, write an application that calculates the squares and cubes of the numbers from 0 to 10 and prints the resulting values in table format, as shown below.

number square cube

0 0 0

1 1 1

2 4 8




10 100 1000

7. Write a Java program to takes the user for a distance (in meters) and the time taken (as three numbers: hours, minutes, seconds), and display the speed, in meters per second, kilometers per hour and miles per hour (hint: 1 mile = 1609 meters).

Test Data

Input distance in meters: 2500

Input hour: 5

Input minutes: 56

Input seconds: 23

Expected Output :

Your speed in meters/second is 0.11691531

Your speed in km/h is 0.42089513

Your speed in miles/h is 0.26158804

8.Write a Java program to to find the largest of three numbers.

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