Q. The table given here shows the number of calories contained in one serving of student's favourite cereals.
Number of calories per serving of cereals
| | | | |
| | | | |
| | | | |
| | | | |
| | | | |
| | | | |
| | | | |
If a student eats two bowls of his favourite cereals , what is the greatest and least number of calories possible that he consumes?