Luisa's current swimming record is 12% faster than it was last year. If her record last year was 4 minutes and 23 seconds, what
1 answer:
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To solve for 
You first need to find a common denominator.
To do so, you need to make both denominators 10 by multiplying the top and bottom of
by 5
=
Reduce by dividing both the top and bottom by 2
Your answer is
To do so, you need to make both denominators 10 by multiplying the top and bottom of
Your answer is