diff --git a/Accumulation.py b/Accumulation.py
new file mode 100644
index 0000000..47a7bf0
--- /dev/null
+++ b/Accumulation.py
@@ -0,0 +1,10 @@
+#Write a function, accum, that takes a list of integers as input and returns the sum of those integers.
+def accum():
+    sum_integers = 0
+    while True:
+        num = int(input('Please Enter a Number :'))
+        sum_integers = sum_integers+num
+        if num == 0:
+            break
+    return sum_integers
+print(accum())
\ No newline at end of file
diff --git a/Add2.py b/Add2.py
new file mode 100644
index 0000000..97f8c64
--- /dev/null
+++ b/Add2.py
@@ -0,0 +1,5 @@
+# Write a function called add that takes any number as its input and returns that sum with 2 added
+def add():
+    num = int(input('Please Enter a Number :'))
+    return print(num+2)   
+add()
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diff --git a/AreaOfCircle.py b/AreaOfCircle.py
new file mode 100644
index 0000000..9c3e1fc
--- /dev/null
+++ b/AreaOfCircle.py
@@ -0,0 +1,3 @@
+r = float(input('Enter the radius :'))
+area= 3*r**2
+print('Area of the Circle =', area)
diff --git a/ComputePay.py b/ComputePay.py
new file mode 100644
index 0000000..d7f4884
--- /dev/null
+++ b/ComputePay.py
@@ -0,0 +1,15 @@
+# Write a program to prompt the user for hours and rate per hour using input to compute gross pay. 
+# Pay should be the normal rate for hours up to 40 and time-and-a-half for the hourly rate for all hours worked above 40 hours. 
+# Put the logic to do the computation of pay in a function called computepay() and use the function to do the computation. 
+# The function should return a value. Use 45 hours and a rate of 10.50 per hour to test the program (the pay should be 498.75). 
+# You should use input to read a string and float() to convert the string to a number. 
+# Do not worry about error checking the user input unless you want to - you can assume the user types numbers properly.
+def computepay(h,r):
+    h = float(input('Please Enter Total Work Hour :'))
+    r = float(input('Please Enter Rate per Hour :'))
+    if h <= 40:
+        pay = h*r
+    else:
+        pay = 40*r+(h-40)*1.5*r
+    return print('The Pay should be :', pay)
+computepay(45,10.5)
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diff --git a/DivAddFunction.py b/DivAddFunction.py
new file mode 100644
index 0000000..e88828b
--- /dev/null
+++ b/DivAddFunction.py
@@ -0,0 +1,10 @@
+# You will need to write two functions for this problem. 
+# The first function, divide that takes in any number and returns that same number divided by 2. 
+# The second function called sum should take any number, divide it by 2, and add 6. 
+# It should return this new number. You should call the divide function within the sum function. Do not worry about decimals.
+def div(num):
+    return num/2
+def sum_div():
+    num = float(input('Please Enter a Number :'))
+    return print(div(num)+6)
+sum_div()
diff --git a/GreetingFunction.py b/GreetingFunction.py
new file mode 100644
index 0000000..d93d2c5
--- /dev/null
+++ b/GreetingFunction.py
@@ -0,0 +1,6 @@
+# Write a function called greet that takes any name (string), and greets the person. 
+# E.g. “Hello Bob! Nice to meet you!” (Only returns the greeting string, printing is done in the main program.)
+def greet(name):
+    name = input('Please Enter a Name : ')
+    return 'Hello {}! Nice to meet you'.format(name)
+print(greet('name'))
\ No newline at end of file
diff --git a/IntegerReturn.py b/IntegerReturn.py
new file mode 100644
index 0000000..3bb92be
--- /dev/null
+++ b/IntegerReturn.py
@@ -0,0 +1,5 @@
+# Write a function called int_return that takes an integer as input and returns the same integer.
+def int_return():
+    num = int(input('Please Enter a Number :'))
+    return print(num)   
+int_return()
diff --git a/LengthFunction.py b/LengthFunction.py
new file mode 100644
index 0000000..6f93983
--- /dev/null
+++ b/LengthFunction.py
@@ -0,0 +1,15 @@
+# Write a function, length, that takes in a list as the input. 
+# If the length of the list is greater than or equal to 5, return “Longer than 5”. 
+# If the length is less than 5, return “Less than 5”
+def length():
+    a = []
+    while True:
+        x = input('Write the elements of the list : ')                  
+        if x == 'exit':
+            break    
+        a.append(x)          
+    if len(a)>=5:
+        return  'Longer than 5'
+    else:
+        return 'Less than 5'
+print(length())
diff --git a/SphereVolume.py b/SphereVolume.py
new file mode 100644
index 0000000..89d4b74
--- /dev/null
+++ b/SphereVolume.py
@@ -0,0 +1,23 @@
+# Write a function sphere_volume that calculates and returns the volume of a sphere when given radius r as a parameter.
+#def sphere_volume(r):
+    #pi = 3.14
+    #return print('Volume is: ', (4*pi*r**3)/3)
+
+# Write a function sphere that calls two other functions that calculate the area of a circle sphere_area and volume of a sphere 
+# sphere_volume for a given radius r as a parameter. Functions sphere_area and sphere_volume are nested inside the function sphere.
+#  Function sphere returns both the area and the volume of the sphere. (Reproduce sphere_volume function inside function sphere.) 
+# Make sure to print the results.
+def sphere_area(r):
+    pi = 3.14
+    area = pi*r**2
+    return area
+def sphere_volume(r):
+    pi = 3.14
+    volume = 4/3*sphere_area(r)*r
+    return volume
+print('Volume is : ',sphere_volume(5))
+print('Area is :',sphere_area(5))
+
+
+
+
diff --git a/SumOfRange.py b/SumOfRange.py
new file mode 100644
index 0000000..d723311
--- /dev/null
+++ b/SumOfRange.py
@@ -0,0 +1,37 @@
+# Write a recursive function sum_of_numbers to calculate the sum of numbers within a given range 
+# that takes start and end as parameters.
+# The function should work whether start is less or greater than end.
+
+def sum_of_numbers(x,y):
+    sum_range = 0
+    if x>=y:
+        while x>=y:
+            sum_range = sum_range+x
+            x=x-1
+        return (print(sum_range))
+    elif y>x:
+        while y>=x:
+            sum_range = sum_range+y
+            y=y-1
+        return (print(sum_range))
+# Write a function called input_function to ask the user to enter the starting and ending numbers and call sum_of_numbers with those 
+# arguments and prints the result.
+x = int(input('Please Enter the First Number :' ))
+y = int(input('Please Enter the Second Number :' ))
+sum_of_numbers(x,y)
+
+# Write the same function sum_of_numbers to calculate the sum of numbers but this time it takes a list of integers as an argument 
+# and calculates the sum of the integers in the list. Invoke the function in the main program.
+
+a = []
+while True:
+    x = int(input('Write the elements of the list : '))                  
+    if x == 0:
+        break    
+    a.append(x)
+        
+print(sum(a))
+
+
+
+