An investment of $108,000 was made by a business club. The investment was split into three parts and lasted one year. The first part of the investment earned 8% interest, the second 6%, and the third 9%. Total interest from the investments was $8520. The interest from the first investment was 6 times the interest from the second. Find the amounts of the three parts of the investment.

Respuesta :

So the 3 investments were 72,000, 16,000, and 20,000