Multiple choice

For a motorist, there are three ways of going from City A to City C. By a bridge, the distance is 20 miles and toll is \$0.75. A tunnel between the two cities is a distance of 10 miles and toll is \$1.00 for the vehicle and driver and \$0.10 for each passenger. A two-lane highway without toll goes East for 30 miles to city B and then 20 miles in a North-West direction to City C.

In choosing between the use of the bridge and the tunnel, the chief factor(s) would be:

I. Traffic and road conditions II. Number of passengers in the car III. Location of one's homes in the centre or outskirts of one of the cities IV. Desire to save \$0.25

  1. Only I

  2. Only II

  3. Both II and III

  4. Both III and IV

  5. Both I and II

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The question asks which factors matter when choosing bridge vs tunnel. Traffic conditions (I) affect commute time significantly for employee with lateness penalty. Number of passengers (II) affects toll cost. I is most significant.

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