Question

there is a selected number from the set {2,3, ..., 50}. What is the probability for the selected number when divided by 5 has residual 1?

Answer 1

can't be too many to count
6,11,16,21,26,31,36,41,46

Answer 2

i count nine
divide by the total and you are done

Answer 3

9/50
that is all?

Answer 4

no

Answer 5

your set does not have 50 numbers in it if i am reading it correctly

Answer 6

1 is omitted, so it only has 49