Answer: about 1 cm
Step-by-step explanation:
What is the total cost or it is unsolvable?
Answer:
The conclusion about p using an absolute value inequality is

Step-by-step explanation:
From the question we are told that
The sample proportion is 
The margin of error is 
The confidence interval is mathematically represented as

=> 
=> 
89=x+1/3(7)
89=x+7/3
267/3=x+7/3
260/3=x
86 2/3=x. Hope it help!