Answer:
6.42$
Step-by-step explanation:
6.00 divided by 100 equals 0.6 multiplied by 7 equals 0.42 so the sales tax is 0.42 cents and the total is 6.42$
Answer:
One can be 95% confident that the drive-through service times of fast-food chain is between 169 seconds and 172 seconds.
Step-by-step explanation:
The confidence interval gives a range of value for the population mean or parameter, which is calculated from the statistic value of the data (that is sample statistic). This range gives the interval which is associated with a certain level of confidence for which the interval will contain the true value of the unknown parameter (true value). In the scenario above, the associated confidence level is 95%.Hence, we can be 95% confident that the true value will be continued with the interval (169 ; 172)
Answer:
40
60% of 40 is 24
so the answer would be 40
Answer:
= 29$ (<em>to the nearest dollar</em>)
Step-by-step explanation:
14.6 gallons of gas
1 gallon = 1.98$
14.6 gallons = 14.6 × 1.98$
= 28.90800$
= 29$ (<em>to the nearest dollar</em>)
