Answer:
1780
Step-by-step explanation:
product means multiply
20x89=1780
Let me know if you can see this photo
66 Diners promised to participate
1,013 is what each restaurant would donate
947 + x = 683 + 5x
-683 -683
264 + x = 5x
- x -x
264 = 4x
Divide 264 by 4 = 66
The radius, i think, I'm not 100% sure what you're asking