Answer:
1 - 12
2 - 22
3 - 12
4 - waterslide
5 - 3
6 - 36%
7 - 9/28
8 - 8/22 or 4/11
9 - 6/25
10 - 50
Explanation:
1 - 28-8-7=12
2 - 3+8+11=22
3 - 9+3=12
4 the total at the water activities was 20 while the total at the picnic was 18
20 is greater than 18 therefore the waterslide was favored
5 - 12 - 9 = 3
6 -(100/50)18=36