Comprehension Passage
Directions: Study the table and answer the given questions.
In the following table four persons A, B, C and D are selling items on different days of the week.
| A | B | C | D | |
| Monday | 40 | 45 | 25 | 20 |
| Tuesday | 35 | 50 | 48 | 26 |
| Friday | 25 | 28 | 15 | 41 |
| Saturday | 30 | 40 | 45 | 40 |
What is the difference between the average of items selling on Monday to average items selling on Friday?
1
10.5
2
7.40
3
5.25
4
6.45