Question

Dan sees the following number pattern on the chalkboard.

5, 10, 20, 40....
What is the rule for this pattern?
1) multiply by 2
(1) add 5
()) add 5, then add 10
1)) multiply by 10

Answer 1

Explanation:

10

Answer 2

multiply by 2

Explanation:

5x2=10

10x2=20

20x2=40