Answer:
Option b is right
Step-by-step explanation:
Given that a person borrows money from a friend and they decide to use a simple interest formula. where I is the interest in dollars, P is the principle (original money loaned) in dollars, R is the interest rate, and T is the time in years.
Here we have simple interest formula as
[tex]PRT/100[/tex]
substitute P = 3000, R = 2% and T = 3
to get
Simple interest for 3000 $ at 2% for 3 years
= [tex]\frac{3000(2)(3)}{100} =180[/tex]
Answer is 180 dollars
Option b is right