- #1
aerosmith
- 10
- 0
i recently had my A levels exam and was stuck at a question
there are 8 balls in a box, 3 are similar and the rest are different, how many ways can 3 balls be chosen if the order of picking out the balls is not important
its worth 4 marks, and i do not know where to start even.
there are 8 balls in a box, 3 are similar and the rest are different, how many ways can 3 balls be chosen if the order of picking out the balls is not important
its worth 4 marks, and i do not know where to start even.