Answer:
32767 distinct color grouping
Step-by-step explanation:
Given data:
Total tube is 13
for distinct color, group can be 1,2,3,4,.... 15
For total number of ways we have following relation

here n = 13 so we have

for at least one


= 32767 distinct color grouping
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Answer: 116.12
Explanation:
13 x 7 = 91
13 - 5 = 8
8 / 2 = 4
3.14(4)^2 = 50.24
50.24 / 2 = 25.12
91 + 25.12 = 116.12
I hope this helped!
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- Zack Slocum
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Tom : 22/10= 2.2 Ian: 18/9= 2 Tom has higher percentage