The error of percentage is the amount of error over the original amount.
In this case it is 22/95 (not 22 over 77 because 77 is not the original amount they expected to sell.
22/95 = .2315 or 23.2% to the nearest tenth of a percent
Perhaps your teacher just wants 23% as an the approximate error.
Answer: Ron tower's
Step-by-step explanation:
Given
Ron tower has a base of 
Freddy tower has a base of 
Suppose the tower is in the shape of a square prism
The volume of Ron and Freddy tower is 
The volume of a square-based prism is

The height of Freddy tower is

Thus, the height of Ron's tower is more than Freddy's tower by 
Answer:
0.0000
Unusual
Step-by-step explanation:
Given that a tobacco company claims that the amount of nicotine in its cigarettes is a random variable with mean 2.2 mg and standard deviation .3 mg.
i.e. population parameters are

The approximate probability that the sample meanwould have been as high or higher than 3.1

=0.0000