In one lottery, a player wins the jackpot by matching all five numbers drawn from white balls (1 through 41) and matching the number on the gold ball (1 through 31). If one ticket is purchased what is the probability of winning the jackpot? (Type answer as an integer or a simplified fraction)

Solve 2x+y=3 x+y=5 in substitution method

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?