Unknown bag total and a complement

Unknown bag total and a complement

Secondary 2
TGM Original Questions

A bag contains 8 red balls, 9 yellow balls and some blue balls. The probability of drawing red is \(2/9\).

  1. Find the total number of balls.
  2. Find the probability of not drawing blue.

Solution:

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Answer:(a) \(36\); (b) \(17/36\).

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