Vehicles passing over a bridge have two options for paying their bridge toll: paying with a live cashier or using a Speed Pass device affixed to the dashboard. Data on a busy day for cars and trucks passing over the bridge are shown here. Payment Method
Live Cashier Speed Pass Total
Vehicle Type Car 35 67 102
Truck 18 47 65
Total 53 114 167
What proportion of vehicles crossing the bridge are trucks and use Speed Pass?

0.2814
0.4123
0.6826
0.7231