مبتدئها وابي مساعدتكم

السلام عليكم

تكفون ساعدوني بالسؤالين

Write the program that asks the user to enter a number of salary. The program should calculate the Net salary by using the following formula and The commission is calculated as 3% of salary .

Net salary =salary + Commission

*************************************************************************************************************************************

Write a program that reads in the radius of circle and prints the circle's diameter, circumference and area. Use the constant value 3.14 for . Do these calculations in output statements.