A bag contains seven discs with numbers on them.
1,4,3,1,3,3,5 1, 4, 3, 1, 3, 3, 5 1,4,3,1,3,3,5One of the discs is selected at random.
Write down the probability that the disc has the number 3 on it.
Find the probability the disc has an odd number on it.
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.