1MA0 Foundation June 2015 Paper 2 Q10
10 There are 105 cars in a college car park.
Teachers own 68 of the cars.
Students own 15 of the cars.
One of the cars in the car park is chosen at random.
(a) Write down the probability that this car is owned by a teacher. (1)
(b) Work out how many of the cars are not owned by either a teacher or by a student. (2)
(c) Work out what percentage of the cars in the car park are owned by students.
Give your answer correct to 1 decimal place. (2)
Give your answer correct to 1 decimal place. (2)
| Answer | Mark | Notes |
|---|---|---|
| \(\dfrac{68}{105}\) | 1 | B1 oe |
| Answer | Mark | Notes |
|---|---|---|
| 22 | 2 | M1 for \(105 - 15 - 68\) oe A1 cao |
| Answer | Mark | Notes |
|---|---|---|
| 14.3 | 2 | M1 \(15 \div 105 \times 100\) oe A1 for answer in range 14.2 – 14.3 |