3 years ago

A bag contains 9 blue coins and 3 red coins. A coin is removed at random and replaced by three of the

1 answer:

6 0

A bag contains 9 blue coins and 3 red coins a coin is removed at random and replaced by three of the other color

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mylen [45]

Answer:

c. divide the cars gas milelage

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3 years ago

____ [38]

I see so many people ask this. What does this mean?

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JulsSmile [24]

Blue: = because the equal sign is stating that it’s the same.

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const2013 [10]

24: 10

12: 5 is equivalent to 24: 10

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2 years ago

Lana71 [14]

Answer:

Step-by-step explanation:

Combination will be used here as teams are a group.

So using combination:

No. of combination of 'n' things taken 'r' at a time

$\limits^n {C} \,_r$ = $\frac{n!}{r! (n-r)!}$

here n = 11 ,

r = 9

11C9 = $\frac{11!}{9! (11-9)!}$ = $\frac{11!}{9! (2!)}$

11C9 = 55

Which are the possible 9 player starting lineups

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3 years ago