SOLUTION: The probability that San Francisco plays in the next Super Bowl is nine times the probability that they do not play in the next Super Bowl. The probability that San Francisco plays
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Question 373519: The probability that San Francisco plays in the next Super Bowl is nine times the probability that they do not play in the next Super Bowl. The probability that San Francisco plays in the next Super Bowl plus the probability that they do not play is 1. What is the probability that San Francisco plays in the next Super Bowl?
Found 2 solutions by robertb, edjones:
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
let x = probability that San francisco does not play in the next Super Bowl.
then 9x = probability that San francisco plays in the next Super Bowl.
x + 9x = 1, or 10x = 1, or x = 1/10. Therefore the probability that San Francisco plays in the next Super Bowl is 9/10.
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
1/x + 9/x = 1
1+9=x
x=10
1/10 the probability that San Francisco plays in the next Super Bowl.
.
Ed
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