Foundation June 2018 Paper 2 Q2
2 Daniel has five bags of coloured sweets.
He picks at random a sweet from each bag.
The table shows the probability that the sweet he picks from each bag is red.
| Bag | A | B | C | D | E |
|---|---|---|---|---|---|
| Probability of red | 0.7 | 0.9 | 0.5 | 1 | 0.2 |
(a) From which bag is Daniel least likely to pick a red sweet? (1)
(b) Which bag contains only red sweets? (1)
(c) From which bag is Daniel equally likely to pick a red sweet as a sweet of another colour? (1)
| Scheme | Marks |
|---|---|
| E | B1 |
| (1) |
Notes
B1: Accept 0.2
| Scheme | Marks |
|---|---|
| D | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| C | B1 |
| (1) | |
| (3 marks) |
Notes
B1: Accept 0.5