Question

A group of people stand in a circle and hold hands. One person squeezes the hand of the person on her left, who squeezes the hand of the person on his left, and so on. The table shows the time in seconds that it takes the signal to go all the way around the circle as a function of the number of people in the circle. Which function correctly models the situation? .

Answer 1

To complete the situation, this can be found elsewhere:

People: 5 Time: 2.10
People: 8 Time: 3.36
People:14 Time: 5.88
People:23 Time: 9.66

The choices are the below:

A: p = 0.42+ s, where s is time and p is the number of people 

B: s = 0.42p2, where s is time and p is the number of people 

C:p = 0.42+ s, where s is time and p is the number of people 

D:s = 0.42p, where s is time and p is the number of people

The answer is letter D. Hope it helps.