The rent for a one-bedroom apartment in Wooster is a normally distributed random variable with a mean of $500 and a standard deviation of $50. a. What is the probability that the rent for a one-bedroom apartment will be between $460 and $540? b. Determine the maximum rent of the lowest 20% of all apartments. c. If the rents for 1000 one-bedroom apartments are at least $510, how many one-bedroom apartments are in Wooster?

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