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Probability

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Question 51

A box contains 8 cards numbered 1, 2, 3, 4, 5, 6, 7, and 8. One card is picked at random.

a.

On the probability scale mark with a cross (X) the probability that the number on the card is greater than 4.

A probability scale from 0 to 1 with 8 equal intervals. The scale is a horizontal line with 9 tick marks. The first tick mark is labeled 0, the fifth is labeled 1/2, and the ninth is labeled 1.

[1]
b.

Write down the probability that the number on the card is less than 3.

[1]

Probability Questions

  1. GCSE
  2. /Maths
  3. /Probability

Practise OCR GCSE Maths Probability with exam-style questions for Foundation and Higher tier. 212 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