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  All Sites - 16 items found, showing 1 to 16

  1. Buried Treasure - Steve Risberg
    Algebra, difficulty level 3. The pirate Algebeard has drawn an unusual treasure map. Can you determine where his treasure is buried? ...more>>

  2. Buy This Tune! - Terry and NCTM's WLME
    Algebra, difficulty level 2. Using data about buying habits of music lovers from 1990 and 1996, predict the results for 2000 and compare those predictions to the actual data. ...more>>

  3. Choosing Charity - Steve Risberg
    Algebra, difficulty level 2. A company donates to a relief fund by giving a certain amount plus an additional amount for each employee who decides to donate. Given two data points, find the linear equation that defines the company's part of the total ...more>>

  4. Johnny's Orchards - Terry Trotter
    Algebra, difficulty level 3. Johnny Appleseed plants three rectangular orchards of various shapes. If each orchard holds the same number of seeds, how many seeds did he plant? ...more>>

  5. Lost in Mathland - Steve Risberg
    Algebra, difficulty level 2. Zach and Zeke get separated while hiking in Mathland, where roads are named with equations. Zeke is at the intersection of three roads - can you help Zach determine where he is? ...more>>

  6. Number, Please! - Terry Trotter
    Algebra, difficulty level 4. Given two telephone calling plans, find the point at which the monthly bills would be the same. ...more>>

  7. Saturday Bike Ride - Judy Ann Brown
    Pre-algebra, difficulty level 2. Now that spring has arrived, Ali and Maya decide to dust off their bikes and go for a Saturday ride. Help find what time they will meet. ...more>>

  8. School Spirit - Steve Risberg
    Algebra, difficulty level 4. A company makes jackets that show support for your school. Given information on the time needed to make each of two models and the profit earned for selling them, determine how many of each the company should make each ...more>>

  9. Sharing the Car - Leigh Nataro
    Trig/Calc, difficulty level 2. Use matrices to figure out how much each person contributes to the cost of a car. ...more>>

  10. Ships Ahoy! - Terry Trotter
    Algebra, difficulty level 1. One-third of a fleet was captured, one-sixth was sunk, and two ships were destroyed by fire. One-seventh of the surviving ships were later lost in a storm. The 24 remaining ships sailed home. How many ships were there before ...more>>

  11. The Sprats - Terry Trotter & Lisa Lavelle
    Algebra, difficulty level 2. The Sprats go out to dinner three times, and at each meal they order a different combination of two of their three favorite dishes. Given the bill for each meal, determine how much the Sprats' favorites cost individually. ...more>>

  12. Susita's Savings Account - Terry Trotter
    Algebra, difficulty level 2. Find the original balance in Susita's savings account. ...more>>

  13. Triangle Probability - Annie Fetter
    Algebra, difficulty level 3. A point is randomly selected from within a triangle with vertices at (0,0), (0,4) and (6,0). What is the probability that the x-coordinate of the selected point is less than the y-coordinate? ...more>>

  14. Walter's Weird Wages - Terry Trotter
    Algebra, difficulty level 2. Walter's eccentric parents give their son his housework wages in a strange way. Can you determine how much he receives? ...more>>

  15. Weighing Kittens - Terry Trotter
    Algebra, difficulty level 2. Given some facts, figure out how many ounces each of seven kittens weighs. ...more>>

  16. Winter Gold - Terry Trotter
    Algebra, difficulty level 2. Given some clues, figure out how many gold medals were won by each country. ...more>>


 
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