Question

I dont know how to do this

pls answer if u know with simple working

Answer 1

Answer: 10 sticks
Explanation: 3 more sticks get added each time, so if the 3rd picture has 7 sticks that means the 4th will have 10

Answer 2

Answer: 10 sticks

Explanation:

First one is one stick second is 4 sticks and 3rd is 7 sticks

add 3 extra sticks and you get 10