Multiple choice

A bag contains 6 yellow balls and 5 red balls. A ball is selected and a coin is tossed. What is the probability of selecting a blue ball and getting heads?

  1. 1

  2. -1

  3. 0

  4. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The question asks for the probability of selecting a blue ball. Since the bag only contains yellow and red balls, the number of blue balls is 0, making the probability of selecting one 0. Regardless of the coin toss result, the joint probability is 0.

AI explanation

The bag contains 6 yellow and 5 red balls, meaning there are 0 blue balls. The probability of selecting a blue ball is 0 out of 11. Because the probability of the first event is zero, the probability of both events occurring is 0.

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