Answer:

Step-by-step explanation:
Given :-
The sum of two numbers is 1 .
The product of the nos . is 12 .
And we need to find out the numbers. So let us take ,
First number be x
Second number be 1-x .
According to first condition :-

Hence the numbers are 4 and -3
I believe the answer is 3/2
$55 this is shown by doing 80/100=0.80. and 0.80*55=this is the answer