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Conditional Probability

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Question 5
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There are 10 marbles in a bag. 6 of the marbles are green. 4 of the marbles are yellow. Two marbles are taken at random from the bag.

Work out the probability that one marble of each colour is taken.

You must show your working.

[4]

Conditional Probability Questions

  1. GCSE
  2. /Maths
  3. /Conditional Probability

Practise OCR GCSE Maths Conditional Probability with exam-style questions for Foundation and Higher tier. 28 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank