Your answer is C: c = 2.50 + 2.50n
To get this answer I looked at the possible answers and inserted the numbers from the chart to see which fit.
<span>1+3+5 = 9
72/9 = 8
1 x 8 = 8
3 x 8 = 24
5 x 8 = 40
</span><span>72 in a ratio of 1:3:5 = 8:24:40</span>
Answer:
The number of ways is 6435
Step-by-step explanation:
Given



Required
Number of ways a group of 8 can be formed
Here, I'll assume each category of people are distinct:
Hence;



Number of ways is then calculated as follows:

Where

So, we have:







<em>Hence, the number of ways is 6435</em>