A new theater is being built for the city ballet.The balcony has 150 seats.The floor has 15 rows with x seats in each row. the n
umber of people in the theater must be under 360 to meet fire safety regulations.What is he solution of this inequality,and what it is it’s meaning?
1 answer:
X=13 because if it were 14 then the total amount of people would be 360. There can be 13 seats in each row is what it means.
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This is a combination problem.
The formula is n! / (r!(n-r)!
where n is the total number of people and r is the number of people to be picked.
n = 15, r = 4
15! / (4!(15-4)!)
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