
Mark M. answered 04/19/16
Tutor
5.0
(278)
Mathematics Teacher - NCLB Highly Qualified
For simple interest:
A = p + p · r · t
50000 = p(1 + rt)
50000 = p(1 + (0.0013)(20))
50000 = p(1 + 0.026)
50000 = p(1.026)
48732.94 ≈ p
You need to invest forty-eight thousand seven hundred thirty-two dollars and ninety-four cents.