Answer:
$613.60.
Explanation:
Given : Rebecca Whitaker purchased a new flat screen television for $767.
To Find: She made a 20% down payment and financed the remainder.
Solution:
Cost of flat television = $767
She made a 20% down payment.
So, Down payment = 

 = 

 = 

So, Payment left = 

 = 

We are given that she financed the remainder.
So, She financed $613.60.