This is the quadratic formula.
When they say quotient, they want a fraction, so the answer for that would be

and the decimal form of that would be 0.6. You can get that from dividing 6 by 10 and solving with long division.
Answer:
1.65
Step-by-step explanation:
you said one pound is $4.40
and that how much is 3/8 of a pound
so 3/8 multiplied by 4.40