A folder contains nine numbered tiles.
Four tiles are numbered 5, two tiles are numbered 6, and three tiles are numbered 7.
Leo takes a tile at random. He does not replace the tile. Leo then takes another tile at random.
Calculate the probability that both tiles have the same number on them.
Calculate the probability that the number on the second tile Leo takes is greater than the number on the first tile he takes.
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.