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#WAP to implement mathematical calculator (add, subtract, multiply and divide two
#numbers)
a=float(input("Enter first number: "))
b=float(input("Enter second number: "))
sum= a+b
difference= a-b
product= a*b
quotient= a/b
print(sum)
print(difference)
print(product)
print(quotient)






Enter first number: 23 Enter second number: 15 38.0 8.0 345.0 1.5333333333333334
#wap to input length in meters and convert it into centimetres
a=int(input("Enter length in meters: "))
b= a*100
print (b)
Enter length in meters: 100 10000
#WAP to input length and breadth of a rectangle and find area and perimeter
a=float(input("Enter length in meters: "))
b=float(input("Enter breadth in meters: "))
Perimeter= 2*(a+b)
print(Perimeter)
Area= a*b
print(Area)
Enter length in meters: 12 Enter breadth in meters: 4 32.0 48.0
#WAP to input marks of a student in 3 subjects find total and percentage
#assuming maximum marks for each paper is 100
a=float(input("Enter marks in English: "))
b=float(input("Enter marks in Physics: "))
c=float(input("Enter marks in Biology: "))
Total= a+b+c
print(Total)
Percentage= (Total)/3
print(Percentage)
Enter marks in English: 23 Enter marks in Physics: 46 Enter marks in Biology: 78 147.0 49.0
#WAP to swap the value of two variables
a =float(input("Enter first number: "))
b = float(input("Enter second number: "))
z=a
a=b
b=z
print(a)
print(b)
Enter first number: 12 Enter second number: 21 21.0 12.0