Answer:
49756
Step-by-step explanation:
you subtract 53207-3451 and you'll get 49756 there's your answer
I made this graph for you- the red is the 80%, and the green is the leftover 20%.
The interest figure always means the interest for a year.
120 days is 1/3 of a year, so you'll only earn 1/3 of 6.5% .
6.5% = 0.065
1/3 of that is 0.02167 .
(0.02167) x (7,000) = 151.67