conversations.from: human
conversations.value: Find the answer to this math problem: Cherry put up a delivery service. She charges $2.50 for a 3-5 kilograms cargo and $4 for a 6-8 kilograms cargo. If she delivers four 5 kilograms cargo and two 8 kilograms cargo per day, how much money will she earn in a week?
conversations.from: assistant
conversations.value: Cherry earns $2.50 x 4= $10 after delivering four 5 kilograms of cargo per day.
  She earns $4 x 2= $8 after delivering two 8 kilograms of cargo per day.
  So, her total earning per day is $8+$10= $18.
  Therefore, she will earn $18 x 7= $126 in a week.