Answer: Down
Step-by-step explanation:
I can’t view the picture but good luck
I'd say what you would do is:
You can either
1. Add 15 and 18 together and then divide by 2
OR
2. Since there is a 3 number difference between 15 an 18, just add 3 to 18
2c/2, 3c/3, 4c/4, etc. Hope it help!
35 over 100 but it is go be 40 over 100