Answer:
The correct answer is D. 360,360.
Step-by-step explanation:
Number of cities as stopovers available for selection for an European tour = 15
A traveler has to select a total of five cities from these the given 15 cities for his tour and order is determined by the travel company.
Therefore the number of ways the traveler plan such a tour is given by = 3003.
Now the order of the cities chosen by the travel company is given by 3003 × 5! = 360,360 ways.
to be a parallelogram its front sides must be equal to each other
so, we equalize the length of two sides that are face to face
and solve for w
the value of w must be 10