Answer:
$0.13 per oz
Step-by-step explanation:
since you have $2.86, you have to split it into 22 ounces. You divide the 2.86 and the 22oz. and get 0.13
Answer:
D. 
Step-by-step explanation:
Pythagorean Theorem
Photographing stars requires you to keep your exposure open for a long time. Taking pictures of star trails would take about 30 minutes to three hours. If you multiply that for the 6 stars stated above in the problem then you would be needing that much time if the stars were close and approximately 3 to 18 hours capture their star trails if they were far apart from each other.