1. Write a Python program to find maximum between two numbers.

2.Write a Python program to find maximum between three numbers.

3.Write a Python program to check whether a number is negative, positive or zero.

4. Write a Python program to check whether a number is divisible by 5 and 11 or not.

5. Write a Python program to check whether a number is even or odd.

6. Write a Python program to check whether a year is leap year or not.

7. Write a Python program to check whether a character is alphabet or not.

8. Write a Python program to input any alphabet and check whether it is vowel or consonant.

9.Write a Python program to input any character and check whether it is alphabet, digit or special character.

10. Write a Python program to check whether a character is uppercase or lowercase alphabet.

11. Write a Python program to input week number and print week day.

12. Write a Python program to input month number and print number of days in that month.

13. Write a Python program to count total number of notes in given amount.

14.Write a Python program to input angles of a triangle and check whether triangle is valid or not.

15. Write a Python program to input all sides of a triangle and check whether triangle is valid or not.

16. Write a Python program to check whether the triangle is equilateral, isosceles or scalene triangle.

17. Write a Python program to find all roots of a quadratic equation.

18. Write a Python program to calculate profit or loss.

19. Write a Python program to input marks of five subjects Physics, Chemistry, Biology, Mathematics and Computer. Calculate percentage and grade according to following:
Percentage >= 90% : Grade A
Percentage >= 80% : Grade B
Percentage >= 70% : Grade C
Percentage >= 60% : Grade D
Percentage >= 40% : Grade E
Percentage < 40% : Grade F

20. Write a Python program to input basic salary of an employee and calculate its Gross salary according to following:
Basic Salary <= 10000 : HRA = 20%, DA = 80%
Basic Salary <= 20000 : HRA = 25%, DA = 90%
Basic Salary > 20000 : HRA = 30%, DA = 95%

21. Write a Python program to input electricity unit charges and calculate total electricity bill according to the given condition:
For first 50 units Rs. 0.50/unit
For next 100 units Rs. 0.75/unit
For next 100 units Rs. 1.20/unit
For unit above 250 Rs. 1.50/unit
An additional surcharge of 20% is added to the bill