Answer:
32760 different schedules are possible.
Step-by-step explanation:
The order is important.
For example
Prague on Monday, Berlin on Tuesday, Liverpool on Wednesday and Athens on Thursday is a different schedule than Berlin on Monday, Prague on Tuesday, Liverpool on Wednesday and Athens on Thursday.
So we use the permutations formula to solve this question.
Permutations formula:
The number of possible permutations of x elements from a set of n elements is given by the following formula:

How many different schedules are possible?
Choose 4 cities among a set of 15. So

32760 different schedules are possible.
Distribute to each
(-4)(-6+4v+2u)=-4(-6)-4(4v)-4(2u)=24-16v-8u
Answer:
Part A: 40% are pennies
Part B: NIckels 10, Quarters 20, Pennis 20
Answer:
D
Step-by-step explanation:
I hope this helps u
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