The tip is $15.73. I get that by multiplying 78.63 and .20. then you add the tip to the bill and get $94.36. you then find the discount by multiplying 94.36 and .15. the discount is 14.15. then subtract 14.15 from 94.36 to get your total.
the answer is $80.21
Answer:A
Step-by-step explanation:
The two variables present here would be the value of the car, and the time is depreciates for. Time is the independent variable, because it is not affected by the value of car. Since the value of the car is a function of the time, therefore, it is the dependent variable.
Answer:
The 95% confidence interval
Step-by-step explanation:
From the question we are told that
The sample mean is 
The standard deviation is 
The sample size is n = 8
Given that the confidence level is 95% then the level of significance is

=>
Generally from the normal distribution table the critical value of
is
Generally the margin of error is mathematically represented as

=> 
=> 
Generally 95% confidence interval is mathematically represented as
=>
=>