2005 Student Problems

These problems were written by fourth grade students.
How many can you answer? (Last year's problems)

SEND IN YOUR PROBLEMS TO BE POSTED HERE!

Mrs. Guerra's class at Ben Franklin wrote these problems. E-mail the class your solutions! jguerra@lakelandschools.org
Lance Mackey and Jeff King both had great Iditarod races in 2008. Lance Mackey finished on March 12th at 2:46 a.m. while Jeff King finished on March 12th at 4:05 a.m. How far apart did Mackey and King finsh? Write the time in hours and minutes. Dylan B., Robert I.	Jessie Royer’s average speed is 4.61 mph while Liz Parrish’s average speed is 3.67 mph. What is the difference between their average speeds? Dylan B., Robert I.
Jeff King left Safety on March 12th at 12:53 a.m. He got to Nome at 4:05 a.m. How long did it take Jeff King to go from Safety to Nome? Kimberly R.	Jessie Royer was in 25th place and now she is in 14th place. How many mushers did she pass? Gianna L., Claire M., Maia E.
Silvia Willis finished the Iditarod in 10 days. Each day she had to change the booties for 13 dogs. One pair of booties costs $5.00. How much money did she spend on booties? Evan D.	Jeff King is going to buy 16 jackets and 64 booties for his dogs. The jackets cost $5.75 each. The booties cost $3.25 each. How much money will he spend altogether? Joey C.
Silvia Willis finished the Iditarod in 10 days. Each day she had to change the booties for 13 dogs. One pair of booties costs $5.00. How much money did she spend on booties? Evan D.	Jeff King is headed into Cripple. He is 1 hour and 59 minutes away. Then, all of a sudden, a moose comes out of nowhere and injures Jeff’s 3 top dogs. It will now take him 2 times as long as it would have before to arrive in Cripple. How long will it take Jeff King to get to Cripple? Matthew H.
Lance Mackey has to feed his dogs two pounds of meat at every checkpoint. There are 26 checkpoints in all. He has nine dogs and one pound of food costs $5.00. How much does it cost Lance Mackey to feed all his dogs throughout the race? Tara K.	Michael Suprenant left Rainy Pass at 11:01 p.m. He arrived in Rohn at 1:05 p.m. the next day. How long did it take him to get from Rainy Pass to Rohn? Daniel L, Erin M., Mike A., Jennifer S.
Cim Smyth has a total of 16 dogs. He needs to buy a blanket for each of his dogs. The blankets cost $6.00 each and Cim has $50. Will he have enough money? Explain your answer. Kristina D.

Mrs. Murphy 's class at Ben Franklin wrote these problems. E-mail the class your solutions! mmurphy@lakelandschools.org

There are 32 dogs and each dog has 2 cups of dog chow every day. Each pack of food has 4 cups of dog chow in it. How many packs would the mushers have to buy for all 32 dogs?

Joanna, Gianna and James

Wayne Curtis has 11 dogs. He added 5 dogs from Joe Runyan's team. Joe Runyan had 16 dogs. How many dogs does Joe Runyan have now? How many dogs do they have altogether?

Daniella, Alexa and Janis

Hans Gatt is in 3rd place. Rick Swenson is in 2nd place. Jake Berkowitz is in 1st place. Rick Swenson drops back 30 places, then moves up 18 places. Hans Gatt drops back 90 places. Then he moves up 13 places. Jake Berkowitz drops back 32 places and then moves up 15 places. What place are each of them at right now?

Keir, Michael and Christos

Hans Gatt traveled 374 miles. Ray Redington, Jr. traveled 400 more miles than Hans Gatt. Melissa Owens traveled 70 more miles than Ray Redington, Jr. Rick Swenson traveled 80 miles less than Melissa Owens. How many miles did Ray Redington, Jr., Melissa Owens and Rick Swenson travel altogether?

Lily, Colleen and Christina

Jake Berkowitz has 10 dogs. Each dog weighs 25 pounds. Jake Berkowitz weighs 210 pounds. The supplies and the sled weigh 78 pounds altogether. How much does everything weigh altogether?

Patrick, Chris and Kevin

Rick Swenson, Gerry Willomitzer, G.B. Jones, and Jeff King have a number of dogs between the numbers of 11 and 14. Gerry Wilomitzer has an even number of dogs. Rick Swenson has 12 dogs. G.B. Jones has a number of dogs with a 3 in the ones place. How many dogs does Jeff king have?

Ben, Shane and Anthony

There are 15 dogs pulling a sled. There are 3 sleds in the lead. If each dog has 2 pairs of 4 booties, how many booties are there in all?

Kailee, Rachel and Daniela

2008 Student Math Problems