I found the corresponding images of this question. Please see attachment. I have also identified my answer on the attachment.
Answer:
The estimate for the proportion of Americans over 33 who smoke is 0.28.
Step-by-step explanation:
Proportion of Americans over 33 who smoke.
Number who smoke divided by the size of the sample.
In this question:
Sample of 1267.
913 don't smoke, so 1267 - 913 = 354 smoke. Then

The estimate for the proportion of Americans over 33 who smoke is 0.28.
The total purchase price including sales tax will be $1449.6136
<em><u>Explanation</u></em>
Festus bought a computer at $736.34, Apple iPad at $249.99 and a printer at $381.23
So, the <u>total price of all three items</u>
dollar.
The sales tax rate is 6%. So, <u>the amount of sales tax</u>
dollar.
Thus, the total purchase price including sales tax will be: (1367.56 + 82.0536) dollar = 1449.6136 dollar

now, the one below that, which is equivalent to that? well, just look above it