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Author Question: There are players in a ping-pong tournament. Each player plays every other player exactly once. How ... (Read 30 times)

Sufayan.ah

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on: Jul 31, 2018
There are players in a ping-pong tournament. Each player plays every other player exactly once. How many games will be played? (Hint: Suppose there are simply 2 players, 3 players, 4 players, and so on, and look for a pattern.)
 
  a.
  b. 326
  c. 310
  d. 330
  e. 340

Question 2

If we know the sum , how can we quickly find the sum ?
 
  a. Multiply the sum by .
  b. Multiply the sum by .
  c. Multiply the sum by .
  d. Multiply the sum by .
  e. Multiply the sum by .


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Mholman93

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Reply #1 on: Jul 31, 2018
Answer to Question 1

ANS: A

Answer to Question 2

ANS: D


Sufayan.ah

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Reply 2 on: Jul 31, 2018
Excellent

flexer1n1

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Reply 3 on: Yesterday
Wow, this really help

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