a dartboard with a diameter of 14 cm had foru scoring zones formed by concentric circles. the diameter of the center circle is 2 cm and each ring is 2cm wide. find the probability that the dart will...

a dartboard with a diameter of 14 cm had foru scoring zones formed by concentric circles. the diameter of the center circle is 2 cm and each ring is 2cm wide. find the probability that the dart will...

a dartboard with a diameter of 14 cm had foru scoring zones formed by concentric circles. the diameter of the center circle is 2 cm and each ring is 2cm wide. find the probability that the dart will...

What is the probability that all of the cards selected are face cards (i.e. jacks, queens, or kings)?

You are expecting a call from a friend anytime between 6 pm and 7 pm. Unexpectedly, you have to run an errand for a relative and are gone from 5:45 until 6:10 pm. What is the probability that you...

suppose that your school day begins at 7:30 am and ends at 3:00 pm. You eat lunch at 11:00 am. If there is a fire drill at a random time during the day, what is the probability that it begins before...

A couple has 3 kids What is the probability the first child is a girl What is the probability the second child is a girl What is the probability the third child will be a girl...

conditional probability

conditional probability

find the probability of each event as a percent. Show the method to your solution.

A bag has 6 blue balls, 8 red balls, 5 black balls and 9 white balls. You are asked to pick some balls from the bag, without looking into the bag. What is the minimum number of balls you must pick...

I recently had a problem in math where it asked for the union of non-mutually exclusive events but there wasn't an intersection given. Is there a formula to find the most probable intersection and...

a barrel contains 7 yellow balls, 3 green balls, 11 white balls, 5 red balls and 4 orange balls. What is the probability of choosing 2 white balls and 3 red balls?

I have a 1/20 chance of winning a game. I play 4 more separate independent games of each other which has the same probability of winning 1/20 chance. What is the probability I win at least one game...

Write your answer as a fraction in simplest form.

akili has two tests, the probabil that he will pass the first test is 3/4. How he does on the first test affects the second test. If he passes the first test there is a 4/5 chance that he will pass...

Help....... this is so hard

Confused

Una is going to roll ten standard (six-sided) dice, one after another. What is the probability that (a) none of the dice land showing an ace (a single spot) on top? (b) some (at least...

A family consists of a mother, a father, 2 girls and 2 boys. How many different ways can they be arranged in a line if the boys are together and the girls are not? I have no idea how...

The deli takes a survey of its customers about which of its 6 cheese varieties are their favorites. In how many ways could the top 3 favorites be chosen in order of popularity?