Question

a number is drawn from a box containing one slip of paper for each of the digits 0 through 9.
What is the probability that the number drawn will be even?

Answer 1

is the answer 4/9

Answer 2

0,2,4,6,8 are even number
|{0,1,2,3,4,5,6,7,8,9}|=10
|{0,2,4,6,8}|=5

Answer 3

so 5/10

Answer 4

=1/2

Answer 5

count the even number and count the total. divide. don't forget that 0 is even