Imagine that you have $1,000 to invest in stocks and loans. Each dollar invested in stocks yields $0.1 profit, and each dollar invested in a loan yields $0.15 profit. At least 30% of all money invested must be in stocks, and at least $400 must be in loans. Determine how you can maximize the profit earned on your investments.

Inputs
	Profits per dollar invested
Stocks
Loans
Min percentage in stocks
Min dollar amount in loans
Total $ amount available
Decision Variables
Amount in Stock
Amount in Loans
Objective Function
Total returns
Constraints