Answer:
1/4
Step-by-step explanation:
2 1/2 * 1/10 = 1/4
Just plug in 500 for p, 0.2 for r (because 20% is equivalent to 0.20), and 2 for t:

So, if you start with $500 and charge an interest rate of 20% for 2 years, you will gain $200 to get $700 in total.
(B)Decreasing is the answer
I don’t know I don’t have the smarts for that lol