i need help pls and thank you

I Need Help Pls And Thank You class=

Answer :

sorry  have a good day :)

hi, the answer is

Explanation: since in the first table it’s 1-3.5 that would be adding 2.5 and in the second table it would be 1-3 and that would be multiplying because
1x3=3
2x3=6 and so on