SOLUTION: A bowl contains 15 chips numbered 1-15. If a chip is drawn randomly from the bowl, what is the probability that it is
a. 7 or 5
b. even or divisible by 3
Algebra ->
Probability-and-statistics
-> SOLUTION: A bowl contains 15 chips numbered 1-15. If a chip is drawn randomly from the bowl, what is the probability that it is
a. 7 or 5
b. even or divisible by 3
Log On
Question 1179903: A bowl contains 15 chips numbered 1-15. If a chip is drawn randomly from the bowl, what is the probability that it is
a. 7 or 5
b. even or divisible by 3
(a) .
(b) Good advise: make a list of favorable events.
Calculate the number of favorable elements in this list.
Then take the ratio of this "favorable" to the total, which is 15.
The ratio will be your answer.
You are instructed - so, you know the way.
If you still have questions, do not hesitate to ask me.