Answer:
jsjsid sjdic8fnw jv 8djw efjiw eifwjiffjw djfivieo UK
1st One goes to the third one
2nd one goes to the 1st one
3rd one goes to the 4th one
and the 4th one goes to the 2nd one
x=151
--------------------------
72 hours
Step-by-step explanation:
1hour30minutes times 48 cars (since TWO pass every 1:30, not one)
equals 72 hours, or three days