Math Practice Problems for Fifth Grade in Probability/Statistics

5P-10) Answer: 12/15 or 4/5

 A bag contains 3 purple, 4 green, 4 blue, and 4 white marbles.  What is the probability of taking a marble that is not purple out of the bag?  Write to help explain your best thinking using words, numbers, or pictures.

5P-9) Answer: score of 154

In three bowling games, Alice scores 139, 143, and 144.  What score will Alice need in a fourth game in order to have an average score of 145 for all four games?  Write to help explain your best thinking using words, numbers, or pictures.

5P-8) Answer: 192 different ways

Tanya and Jane were going to a musical show at the county fair. First they could go through 8 different gates to get into the fair. Once inside there were 6 ticket booths. Past the ticket booths were 4 different paths to the musical show. How many different ways could Tanya and Jane get from outside the fair to the musical show?  Write to help explain your best thinking using words, numbers, or pictures.

5P-7) Answer: 15 different ways

When Merilee goes to the building where her mother works, she can go through 3 different doors into the lobby. Then she can go to the 7th floor by taking 3 different elevators or 2 different stairways. How many different ways can Merilee get from outside the building to her mother's office on the 7th floor?  Write to help explain your best thinking using words, numbers, or pictures.

5P-6) Answer: 16 different 2-digit numbers

Joe is typing up a list of 2-digit numbers, but he has a problem. He is using a very old typewriter and a lot of the keys are stuck. The only numerals that will type are 1, 4, 6, and 8. How many different 2-digit numbers could he make with these numerals?  Write to help explain your best thinking using words, numbers, or pictures.

5P-5) Answer: B-W-Y-P-R; R-Y-B-W-P; W-R-P-Y-B; P-B-W-R-Y; Y-P-R-B-W

Mary, Anna, Sonia, Rita, and Paula were at summer camp. One day they decided to exchange T-shirts for the next 5 days. Together they had a brown, a white, a yellow, a pink, and a red T-shirt. They decided that no girl could wear a T-shirt more than one day, so they would have to exchange shirts each day. How could they arrange the shirts for the next 5 days?  Write to help explain your best thinking using words, numbers, or pictures.

5P-4) Answer: 27 different sandwiches

On Saturday Megan liked to go to Sandwich Heaven. Megan could choose the bread, filling, and topping for her sandwich. She could choose between wheat, rye, or white bread. She could have chicken salad, turkey, or ham for the filling. She could also have lettuce, tomato, or sprouts on top. How many different sandwiches could Megan order?  Write to help explain your best thinking using words, numbers, or pictures.

5P-3) Answer: 18 different combinations

Rod and Lucas were painting scenery for the school play. They had to decide what color to paint the house, the car, and some flowers. For the house they could choose between blue and green. For the car they could pick silver, black, or brown. For the flowers they could choose red, pink, or yellow. How many different combinations of colors could they choose?  Write to help explain your best thinking using words, numbers, or pictures.

5P-2) Answer: 8 different combinations

For dessert you can choose apple, cherry, blueberry, or peach pie to eat, and milk or juice to drink. How many different combinations can you choose from?   Write to help explain your best thinking using words, numbers, or pictures.

5P-1) Answer: 24 outfits

Meg has a choice of 3 blouses, 4 skirts, and 2 pairs of shoes as she plans her outfit for a school dance. How many different outfits are possible?   Write to help explain your best thinking using words, numbers, or pictures.

Share a problem (thank you) to add to this list and submit to:   donna_buck@pasd.wednet.edu Please title the subject "Problems for 5P" and include the answer.