You haven't shared a fraction. Please do that next time.
I checked and have found that 0.045 repeating over the 4 and 5 is equivalent to 1/22. Try dividing 1 by 22 to verify this.
So I infer that the fraction you haven't yet shared is 1/22.
Comes down to exactly 10.95
Answer:
He will save 21 dollars.
Step-by-step explanation:
44.99 - 23.99= 21
Option C: 
Option D: 
Option F: 
Solution:
Given expression: 
To find which expression is equivalent to the given expression.
Let us solve this using exponent rule: 
Option A: 

It is not equivalent expression.
Option B: 

It is not equivalent expression.
Option C: 

It is equivalent expression for the given expression.
Option D: 

It is equivalent expression for the given expression.
Option E: 

It is not equivalent expression.
Option F: 

It is equivalent expression for the given expression.
Hence
are the equivalent expressions.
Option C, Option D and Option F are correct answers.