Stats

posted by .

You are asked to draw THREE coins from a jar one at a time without replacement. The jar contains FIVE dimes, TEN pennies, and EIGHT quarters.

(a) What is the probability that all three coins are pennies?

• Stats -

prob(PPP) = (10/23)(9/22)(8/21) = 120/1771

Similar Questions

1. Math

Cindy had \$1.08 using 9 coins. She had as many pennies as dimes. ___ Danielle had 96 coins, using ten coins. She had the same number of nickels as all the other coins put together. __ The coin choices are. Half Dollar, Quarters, Dimes, …

Bobby has only pennies, dimes, and quarters. One half of Bobby's coins are pennies. One fourth of his coins are quarters. Three of his coins are dimes. How many coins does Bobby have?
3. Algebra

a jar contains \$1.51 in pennies, nickels, and dimes. There are 4 more pennies then there are dimes and there are twice as many nickels as there are dimes...how many of each coins are in the jar
4. math

Bobby has only pennies, dimes, and quarters. One half of Bobby's coins are pennies. One fourth of coins are quarters. Three of his coins are dimes. How many coins does Bobby have?
5. math

Shaun collects coins. He has 24 quarters and 32 pennies in a jar. What is the ratio of quarters to pennies in the jar?
6. math

A jar contains 8 pennies, 3 nickels and 4 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins. Find the expected value of X.
7. MATH

Rick has a box of coins .The box currently contains 51 coins, consisting of pennies, dimes and quarters. The numbers of pennies is equal to the numbers of dimes and the total value is \$5.73. How many of each denominations of coins …
8. Math

rick has a box of coins. The box contains 51 coins. Which consist of pennies, dimes and quarters. The number of pennies equal the number of dimes the total value of the box of coins is 5.73. How many dimes?
9. Algebra

Tameen keeps quarters, nickels, and dimes in his change jar. He has three more quarters than dimes and five fewer nickels than dimes. If there are 52 coins in the change jar, how many dimes are in the jar?
10. Math

There are 100 coins in a jar and 10 are dimes. The rest are pennies and nickles. There are twice as many pennies as nickels. How many pennies and nickles are in the jar?

More Similar Questions