So the percentage Mark makes comparative to the price of the refrigerator sold is

9%. If we take 9% of the given sale prices:
A:

B:

C:

D:

So (A) has the same commission rate.
There are lots of videos on YouTube on how to do it I’m not completely sure so I don’t want to tell you something false
517284 books have been sold to date.
Step-by-step explanation:
Given,
Copies sold in first month = 41900
This represents 8.1% of copies sold to date.
Let,
x be the number of copies that have been sold to date.
8.1% of x = 41900

Dividing both sides by 0.081

Rounding off to nearest whole number
x = 517284
517284 books have been sold to date.
Keywords: percentage, division
Learn more about division at:
#LearnwithBrainly
If it's a geometric sequence then:

We calculate the fourth and fifth term of the sequence:

Answer:
In year 4 15.1875 animals.
In year 5 11.390625 animals.