Need math probability help urgent!?

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1. How many ways can you arrange the letters in the word POPULAR?

2.Simplify 12C8.

3.How many ways can 8 cards be selected from a pile of 12 cards?
a)8C12

b)12C8

c)8P12

d)12P12

4.How many ways can the letters P Q C N Z be arranged to make a password? Repetition is allowed here.

5.What is the value of 5P4?

6. How many ways are there to select 4 cards from a standard deck of 52 cards (how many combinations are there)? 3pts.

7. How many combinations of 4 spades can be pulled from the 13 spades in a standard deck of cards? 3pts.

8. Find the probability of drawing 4 cards from a deck of 52 cards and have all 4 cards be spades. (Remember, probability is the # of desired outcomes divided by the total # of possible outcomes.)2pts.




..best answer gets points.