Comprehension Passage
Read the data given in the table below and answer the questions.
| School | No. of students passing in the examinations | Pass percentage of students |
| P | 360 | 20 |
| Q | 520 | 80 |
| R | 540 | 90 |
| S | 420 | 70 |
The total number of students who failed in the examinations from the schools Q, R and S is
1
370
2
320
3
260
4
240