conversations.from: human
conversations.value: Solve the following math problem: Marc bought 5 model cars that cost $20 each and 5 bottles of paint that cost $10 each. He also bought 5 paintbrushes that cost $2 each. How much did Marc spend in total?
conversations.from: assistant
conversations.value: The 5 model cars cost $20 x 5 = $100.
  The 5 bottles of paint cost $10 x 5 = $50.
  The 5 paint brushes cost $2 x 5 = $10.
  Thus, Marc spent $100 + $50 +$10 = $160 in total.