Comprehension Passage
Direction: The following table gives the sales of computers of different types or brands over the years 2001 to 2007. Based on data, answer the questions.
Number of different types of computers sold (In thousands).
| Years | Types of Computers | |||
| Lenovo | Acer | IBM | HCL | |
| 2001 | 20 | 40 | 50 | 80 |
| 2002 | 30 | 25 | 60 | 70 |
| 2003 | 50 | 50 | 50 | 55 |
| 2004 | 60 | 70 | 40 | 35 |
| 2005 | 70 | 85 | 70 | 25 |
| 2006 | 80 | 45 | 80 | 20 |
| 2007 | 90 | 60 | 100 | 10 |
The difference in the number of Acer computers sold in 2002 and 2005 is
1
15,000
2
20,000
3
45,000
4
60,000