math sequence probelm

Need the next sequence number, please.

160, 80, 40, 20, 10, 5, ?

The pattern is that each number is 1/2 of the previous number.

What is half of 5?

2.5

Sure! I can help you with a math sequence problem. Please go ahead and provide me with the details of the problem or the specific sequence you would like me to explain.