1.Determine whether the object is a permutation or a combination.
an automobile license plate number
Choose the correct answer below.
This is a combination because repetition is not allowed and the order of the items does not matter.
This is neither a permutation nor a combination because repetition is allowed.
This is a permutation because repetition is not allowed and the order of the items matters.
There is not enough information given to make a decision.
2.A contractor builds homes of 11 different models and presently has 4 lots to build on. In how many different ways can he arrange homes on these lots? Assume 4 different models will be built.
The answer is ______arrangements.
3.How many ways can a president and vice dash president be chosen from a committee of 7 people?
The number of ways to choose a president and vice dash president is ______?
4.How many ways can a teacher give six different prizes to six of her 21 students?
She can award the prizes in _____ways.
5.In a race in which ten automobiles are entered and there are no ties, in how many ways can the first three finishers come in?
There are _____ways for the first three finishers to come in.
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