Probability
98
Easy
0/2

A bag contains 10 identical counters. 5 of the counters are White, 3 are Black, and 2 are Green. A counter is taken at random from the bag.

a.

On the probability scale mark with a cross (X) the probability that the counter is White.

A probability scale from 0 to 1 with 10 equal intervals. The scale is a horizontal line with 11 tick marks. The first tick mark is labeled 0, the sixth is labeled 1/2, and the eleventh is labeled 1.

[1]
b.

Write down the probability that the counter is Green.

[1]

Probability Questions

Practise OCR GCSE Maths Probability with exam-style questions for Foundation and Higher tier. 100 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.

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Probability Questions

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