Foundation November 2016 Unit 1 Q6
6. Arjuna has the 10 cards shown below.
2 4 7 8 9 11 15 16 18 19
He puts the cards in a box and then chooses one at random.
On the probability scale shown below, mark the points A and B where:
- A is the probability of Arjuna choosing a number that is greater than 16,
- B is the probability of Arjuna choosing a number that is less than 20. [2]

| Scheme | Marks | Comments |
|---|---|---|
![]() | B1 B1 | Allow 2/10 and 1 to represent A and B respectively. A should be within 0·1 and 0·3 exclusive. B should be at 1. SC1 for both marks correctly placed but not labelled. |
