A school dance committee is to consist of 2 freshmen, 3 sophomores, 4 juniors, and 5 seniors. If 5 freshmen, 7 sophomores, 8 juniors, and 9 seniors are eligible to be on the committee, in how many ways can the committee be chosen?

3087000

Step-by-step explanation:

(5\choose 2) we use for how many combination we have when we choose 2 freshmen from set of 5 freshmen.

(7\choose 3) for 3 sophomers of 7 sophomores itc...

The number of all combination is:

step-by-step explanation:

because 1/3 is a fraction. we can tell because there is a divisor symbol between the 1 and the 3. if we were to add 2 fractions together, we would add the numerators, which is the number on top, but not the denominators, which is the number on the bottom

1/3+1/3=2/3

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