An investment of $36,000 was made by a business club. The investment was split into three parts and lasted for one year. The first part of the investment earned 8% interest, the second 6%, and the third 9%. Total interest from the investments was $2820. The interest from the first investment was 3 times the interest from the
second. Find the amounts of the three parts of the investment.
The first part of the investment was?
The second part of the investment was?