The constant term should be (-5/2)^2 or (5/2)^2 or 25/4. This constant term comes from taking the coefficient on the x^1 term, halving it, and then squaring it.
In the attachment you can find answer to your question. I have drawn 8
lines between 1'' and 3'', measured each of them to the nearest
fourth inch and presented result on a line plot.
66.6667%
Now we can see that our fraction is 66.666666666667/100, which means that 4:6 as a percentage is 66.6667%.
I think it’s d the readers choice of word when responding to a text .