Hey everyone!

People are inactive lately. Maybe school started again?

Imamadmad and Blueeighthnote

Calculators are permitted for the following 3 questions, and both of you were correct on the last question.

(#286.) When each of five numbers is doubled, the mean of the five new numbers is 60. What wasa the mean of the five original numbers?

(#287.) A list of 20 numbers has a mean of 37. When two numbers are removed from the list, the new mean is 38. What is the mean of the two numbers that were removed?

(#288.) The mean, median and unique mode of six positive integers are 8, 7, and 3 respectively. What is the maximum possible value for the range of the six numbers?


(#6.) If x+y=7 and x-y=1, what is the value of the product xy?


1. Blueeighthnote: 1700 points (2 achvmt pkgs)

2. TimBluesWin: 625 points (1 achvmt pkg)

3. Imamadmad: 225 points (1 achvmt pkg)

4. 69.235...: 200 points (1 achvmt pkg)

5. Julianthewiki: 100 points (1 achvmt pkg)

6. Zombiebird4000: 20 points (1 achvmt pkg)

7. Supermario3459: 15 points (1 achvmt pkg)

8. Wildoneshelper: 10 points (1 achvmt pkg)

9. Emmaelise401: -- points (There is no penalty for guessing!)


The tally is 2.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.