The city of franklin runs an after-school arts program for children aged 6 to 10. suppose a child from the program is randomly selected. let X be the age (in years) of the selected child.

Value x of X 6 7 8 9 10
P(X=x) 0.14 0.17 0.18 0.23 0.28
find the probability of the randomly selected child has the age 9 orolder