Asked by Cindy
An auditorium seats 1500 people. Floor seats cost $15 and balcony seats cost $10. If the place is sold out and they make $2100 how many seats are on the floor and in the balcony?
Answers
Answered by
Reiny
number on the floor --- g
number on balconey --- b
g + b = 1500
15f + 10b = 2100 ---> 3f + 2b = 420
solve for g and b
hint: double the first and subtract from the 2nd
number on balconey --- b
g + b = 1500
15f + 10b = 2100 ---> 3f + 2b = 420
solve for g and b
hint: double the first and subtract from the 2nd