Answer:
$75.60
Step-by-step explanation:
First, find the total cost without tax:
42 + 28
= 70
Then, to find the price with sales tax, multiply this by 1.08:
70(1.08)
= 75.6
So, the total cost of her purchases was $75.60
Answer: B. 0.036
Step-by-step explanation:
Formula for standard error :

, where p = Population proportion and n= sample size.
Let p be the population proportion of the people who favor new taxes.
As per given , we have
n= 170

Substitute these values in the formula, we get

Hence, the standard error of the estimate is 0.036.
∴ The correct answer is OPTION B. 0.036
The answer for this question is 1080
Answer:
529, because 4×5=20. 20+3=23. 23 to the second power would be 529.
Have a good day~
Sorry If it's incorrect or wrong.~
Your rate of change is y2-y1/x2-x1, so it is 12-6/1-0 which simplifies to 6/1 or 6.