Answer:
I am pretty sure it is 10.5
Step-by-step explanation:
Answer: 225
Step-by-step explanation:
225x0.04 is 9
I believe it’s the second one
The simplified expression of
is 
<h3>How to simplify the expression?</h3>
The expression is given as:

Divide 162 and 2 by 2

Take the square root of 81

Apply the quotient rule of indices

Evaluate the difference

Take the square root of x^18

Hence, the simplified expression of
is 
Read more about expressions at:
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Answer:
the answer is 7/9
Step-by-step explanation: