What’s the three next numbers?

Question

2 4 8 _ _ _
Answer:
16 32 and 64.
Why?
You duplicate each number 2+2=4 4+4=8 8+8=16 so on.

Answer 1

2*2 = 4
4*2 = 8
8*2 =16
16*2 = 32
32*2 = 64
64*2 = 128
etc

Answer 2

That’s also correct!
Thank you for showing your way.