In this video u will see how to do operations in raptor...
Last video :https://youtu.be/1REpn89BFIk
Answers are in the below links
1: even or odd
https://youtu.be/J2uFhxOBKow
2: even numbers and odd between
https://youtu.be/wWI7ULAsVZs
3: prime or not
https://youtu.be/YT0Sbz379Pg
4: fibonacci series
https://youtu.be/aiz277cG9b4
5:prime numbers from 0 to 20
https://youtu.be/1n5C-7ZqJaY
OK bye