It's 3.3 because the 2 is in the tenths place and you look at 6 and say is it over 5? Yes it is so the next number after 2 is 3 so your answer is 3.3
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because that is the positive zero of that equation
You make them to improper fractions then you find a greatest common factor and then go from there
Whats her hourly wage and where is the rest of the question this is very confusing there are no details so i cannot help you sorry