So,
We start with 0 + 40.
1. 0 + 40
2. 1 + 39
3. 2 + 38
4. 3 + 37
...
...
...
19. 18 + 22
20. 19 + 21
21. 20 + 20
Tada! There are 21 pairs of whole numbers that have a sum of 40.
Answer:
x = 9 & y =15
Step-by-step explanation:
Red : Yellow
6 : 8
(÷6) (÷6)
1 : 8/6
1 : 4/3
therefore, R = 4/3Y
Answer: R = 4/3Y
