In a box there are only yellow, green and pink marbles.
number of yellow marbles : number of green marbles : number of pink marbles=3:2:5 \text{number of yellow marbles : number of green marbles : number of pink marbles} = 3 : 2 : 5 number of yellow marbles : number of green marbles : number of pink marbles=3:2:5A marble is taken at random from the box.
| Colour | Yellow | Green | Pink |
|---|---|---|---|
| Probability |
Complete the table to show the probabilities of the marble being yellow, green or pink.
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.