(Answered) The amount of money spent weekly on cleaning maintenance

Statistics

The amount of money spent weekly on cleaning, maintenance and repair at a large restaurant was observed over a long period of time to be approximately normally distributed with mean = $615 and a standard deviation of $42. How much should be budgeted for weekly repairs, cleaning and maintenance so that the probability that the budgeted amount will be exceeded in a given week is only 0.05?

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