Answer:
2
Step-by-step explanation:
Difference = 10 - 8 = 2
Hope it helps you in your learning process.
I assume you are calculating the total area to be painted.
Then 3 x 8.3 x 7.5 = 186.75 sq. ft.
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.
Answer:
(B) 
Step-by-step explanation:
(A) The given expression is: 
=
The value of this expression is 8 which is greater than the base of the expression that is 2.
(B) The given expression is: 
=
=
The value of this expression is 0.09 which is smaller than the base of the given expression that is 0.83.
(C) The given expression is: 
=
The value of this expression is 9 which is greater than the base of the given expression that is 3.
(D) The given expression is: 
=
The value of this expression is 256 which is greater than the base of the given expression that is 4.
Hence, Option B is correct.