Question

If we expect to get a number less than 3 in eighty times spinning an eight-part spinner numbered 1 to 8, how many times would we have spun?

60
120
240
320

Answer 1

Let x = total number of spins
The chance of getting a number less than 3 is 2/8
So we have:

2/8 * x = 80

Answer 2

solve that for x

Answer 3

\[320\]

Answer 4

yes thats correct

Answer 5

thank you