Answer: the answer will be none
Step-by-step explanation:
Answer:

A person should work 32 hours to earn $384
Step-by-step explanation:
A worker's earring E are a function of the number of hour, H at a rate of 12/hr.
We need to write the function.
The function will be:
Earning is represented by E and Hour is represented by H

Now, How many hours would a person have to work to earn 384
We are given E=384, we need to find H
Putting values in above function and finding hours H

So, A person should work 32 hours to earn $384
Answer:
21a+77b
Step-by-step explanation:
7x3=21
7x11=77
Answer:
$2280
Step-by-step explanation:
Given: Cost of Air conditioner= $3000.
Rate of depreciation= 8%
Number of year= 3 years.
Now, finding the depreciation for 3 years.
Depreciation= 
Amount of depreciation= 
∴ Amount of depreciation in 3 years is $720.
Cost of Air conditioner after 3 years= 
⇒ Cost of Air conditioner after 3 years= 
∴ Cost of Air conditioner in 3 years is $2280.
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