140,000 invested in a business. Joe and Matt invested in a 2:5 ratio. How much does each person have invested.

There are 7 parts (2+5)

You have to divide 140,000 by 7 to get the base number of 20,000. You then multiply it by 2 and 5 for each respective person. Joe invested 40,000 and Matt invested 100,000.