Andrea borrowed 2,240 at 15% apr for 18 months. how much interest will she pay? is the answer $336

No, the answer is not $ 336

The interest that she will pay is $ 504.

Step-by-step explanation:

Given : Andrea borrowed 2,240 at 15% apr for 18 months.

We have to calculate  the interest will she pay.

Using formula for Simple interest.

Where P is principal amount

r is rate of interest

t is time period.

Given : P = $ 2240

t = 18 months

In years ,

r = 15% = 0.15

Substitute, we have,

Simplify, we have,

SI = 504

Thus, The interest that she will pay is $ 504.

No, the answer is not $ 336