If he is to receive 200 ml per hour, then after 6 hours he has received 200*6 which is 1200 ml
1. 83
2. -37
3. 64
4. 94
5. -85
6. 96
7. -48
8. -92
9. 65
10. 65
11. -32
12. -30
449 and 451
x = smaller integer
the difference between 2 consecutive odd integers is 2
x + x + 2 = 900
2x + 2 = 900
-2 -2
2x = 898
/2 /2
x = 449
449 + 2 = 451 (greater integer)