Step-by-step explanation:
just try this in calculator
Given:
set-up fee 5,500
variable fee 1 per CD.
Cost per CD is $5.50
5.50 - 1= 4.50
5,500 / 4.50 = 1,222 CDs Choice A.
1*1,222 = 1,222
1,222 + 5,500 = 6,722
6,722/1,222 = 5.50
Answer:
11
Step-by-step explanation:

First you had to used their apply exponent rule.
And it gave us ⇒ 
Then apply exponent rule again.
And it gave us ⇒ 




Final answer: ⇒ 
Hope this helps!
And thank you for posting your question at here on brainly, and have a great day.
-Charlie
Answer:
-10°
Step-by-step explanation:
take 24°+8°= 32
beacuse there was a decrease of 7° per hour for 6 hours you must subtract 7° six times from 32°