A line up for tickets to a local concert had an average waiting time of 20 minutes with a standard deviation of 4 minutes. What percentage of people waited in line for 18 to 27 minutes?

320 buyers

Step-by-step explanation:

2000(.16)

13.5+2.5=16%

3< x< 5

step-by-step explanation:

|x - 4| < 1

there are two solutions, one positive and one negative.   remember to flip the inequality when taking the negative solution

x-4 < 1       x-4 > -1

add 4 to each side

x-4+4 < 1+4       x-4+4 > -1+4

x< 5                 x> 3

3< x< 5

the reporter's right

step-by-step explanation:

1/4 = .25 / 25%