On a residential Single lane road there was a wreck that backed up traffic for 6 miles 60% of traffic consist of cars and 40% of traffic consist of trucks the average distance between vehicle is 3 feet the average length of the car is 13.5 feet in the average length of the truck is 20 feet asked me how many vehicles are stuck in a traffic jam

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right

-362

step-by-step explanation:

(12)(4)+2(12)-34(12)+2(12)-3

  \/         \/         \/         \/

  48 +   24 -   408 + 24 - 3

      \   /               \   /

          72     -     432 - 3 = -363