Cookie Sums

1. Cookie Sums At a local bakery Heath, Charles, David and Kristi ordered different cookies.  The choices were chocolate chip, sugar, oatmeal or raisin cookies. 

2. Cookie Sums Heath hates raisins.  The girl is allergic to chocolate.  David sometimes makes this meal for breakfast. 

3. Cookie Sums Charles loves sugar cookies.  Use the clues to find out who ordered which cookie.

4. Walking the Dogs A group of kids got together and started a dog-walking business. They got lots of clients right away, so that when they all walked their dogs together, there were twelve heads and forty legs. How many kids and how many dogs were out walking?

5. Walking the Dogs A group of kids got together and started a dog-walking business. They got lots of clients right away, so that when they all walked their dogs together, there were twelve heads and forty legs. How many kids and how many dogs were out walking?

6. Walking the Dogs A group of kids got together and started a dog-walking business. They got lots of clients right away, so that when they all walked their dogs together, there were twelve heads and forty legs. How many kids and how many dogs were out walking?

7. Teaming Up In Ms. Quimby's class, everyone plays on a team. There are five more soccer players than baseball players. There are three more students on the track team than on the baseball team.

8. Teaming Up • There are two more football players than hockey players. • There are three more students on the track team than on the football team.

9. Teaming Up • The number of baseball and football players equals 8. • How many players are on each team? • How many students are there in the class?

10. Hungry Hamsters • Five hamsters (Arnie, Betty, Carl, Debby, and Ernie) are learning to go through a maze. • Each time a hamster reaches the end of the maze, it gets a pellet of food.

11. Hungry Hamsters • So far, Arnie has gotten four more pellets than Betty • Betty has gotten seven fewer pellets than Carl

12. Hungry Hamsters • Carl has gotten five more pellets than Debby • Debby has gotten three more pellets than Ernie.

13. Hungry Hamsters • Betty and Debby have gotten ten pellets between them.

14. Hungry Hamsters • How many times has each hamster gone through the maze so far? (Each hamster has gone through more than once.)

15. Kids on the Bus • Bus # 7 left the River Street School partially filled with students, and then stopped to pick up 15 more students at the Park School.

16. Kids on the Bus It continued on its route as follows: • At the next 4 stops it dropped off 2 student at each stop • Three students got off at the following stop

17. Kids on the Bus • The next 6 stops let off 1 student at each stop • Ten students then got off at the Centerville Ager-School Program where 5 kindergarten students boarded the bus.

18. Kids on the Bus • The bus then dropped off 7 kids at its last stop, leaving only the driver aboard. • How many students were on the bus when it left the River Street School?

19. Talia's Giveaway • Talia has some money in her pocket. She gives half of the money to Allison. • Then she gives ¼ of what she has left to Lauren. • Talia then sees David, and she gives him 1/3 of what she has left.

20. Talia's Giveaway Now you come along, and Talia equally shares the money she has left with you. You get $2! • How much money did Talia have to start with? • Who gets the most money?

21. 3 Colored Checkerboard • Color in the squares of the checkerboard to satisfy the rules: • The corner squares are all red. • If you choose a square on the board randomly, the probability of it being red is 3/8 or greater.

22. 3 Colored Checkerboard • If you choose a square on the board randomly, the probability of it being blue is 3/8 or greater. • No red square shares a side with another red square.

23. 3 Colored Checkerboard • No blue square shares a side with another blue square. • All squares that aren't red or blue are green.

24. 3 Colored Checkerboard

25. Thank You for Participating in Math Marvels!