How do we concat an int to a string here?

Answer 1

To string:
number=50

you can use str(number)
To int:
word="50"
You can use int(word)

Answer 2

You can convert the integer into a string (with the str() function) and then concat the 2 strings.
For example:
string = "Python"
integer = 3
print(string + str(integer)) # "Python3"

Answer 3

You can type cast.....
For example....
Str("2")+str("2")
O/p.....22