SOLUTION: Raffle tickets: Each ticket is numbered from 1-240 and sold at that corresponding value; ie ticket #240 is $240, ticket #100 is $100, and so on. If all raffle tickets were sold

Algebra ->  Probability-and-statistics -> SOLUTION: Raffle tickets: Each ticket is numbered from 1-240 and sold at that corresponding value; ie ticket #240 is $240, ticket #100 is $100, and so on. If all raffle tickets were sold       Log On


   



Question 937848: Raffle tickets: Each ticket is numbered from 1-240 and sold at that corresponding value; ie ticket #240 is $240, ticket #100 is $100, and so on.
If all raffle tickets were sold what is the total amount of money the raffle would generate and what is the equation to figure future math questions like this out?

Answer by TimothyLamb(4379) About Me  (Show Source):
You can put this solution on YOUR website!
the general formula for summing all integers between n and m, where n < m:
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((m-n)/2)*(m-n+1)
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in this case:
n = 1
m = 240
sum = ((240-1)/2)*(240-1+1)
sum = $28,680
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