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.
Choice C, because

So it's less than what she originally had (which isn't possible)
Answer:
45454545 as a fraction equals 454545450/10
Step-by-step explanation:
There is no whole number that is half of 11 but the half number is 5.5
Triangle
The lateral face of a pyramid is a triangle, so a cross section that passes through the top vertex and the base is also a triangle.