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3 marksProbability

CAPE Applied Mathematics Unit 2 · 2011 · Paper 2 · Question 4(c)(i)

A box contains 9 marbles of which 4 are white, 2 are red and 3 are black. Three marbles are to be drawn at random, without replacement, from this box.

Calculate the probability that the marbles, in the order drawn, will be coloured white, black and red.

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Other parts of this question

  1. 4(a)(i)On a particular stretch of road, there are on average 3 accidents per week. Find the probability that no accidents occur in a particular week.[3 marks]
  2. 4(a)(ii)Find the probability that MORE than 3 accidents occur in a particular week.[3 marks]
  3. 4(a)(iii)Find the probability that EXACTLY 6 accidents occur in a particular fortnight.[3 marks]
  4. 4(b)The probability that a student is awarded a pass in the statistics examination is 0.84. Find the probability that in a group of 12 students, MORE than…[5 marks]
  5. 4(c)(ii)Calculate the probability that one marble of EACH colour will be drawn.[4 marks]
  6. 4(c)(iii)Calculate the probability that the THIRD marble will be white.[4 marks]

More practice: the rest of this paper · more Probability questions · all CAPE Applied Mathematics Unit 2 past papers