Kim, Lou and Pat decided to sell hand-made necklaces at a local market. Kim invested $50, Lou $35 and Pat $40 to buy the beads. After two weeks they had sold $200 worth of necklaces. They decided to share this income in the same ratio as their original investment. Pat’s profit from the project was?
50:35:40
50 + 35 + 40 = 125 parts
200 ÷ 125 = $1.60
each part is worth $1.60
Pat contributed 40 parts
40 × 1.6
$64