Trevor is interested in purchasing the local hardware/sporting goods store in the small town of Dove Creek, Montana. After examining accounting records for the past several years, he found that the store has been grossing over $850 per day about65% of the business days it is open. Estimate the probability that the store will gross over $850 for the following. (Round your answers to three decimal places.)(a)at least 3 out of 5 business days(b)at least 6 out of 10 business days(c)fewer than 5 out of 10 business days(d)fewer than 6 out of the next 20 business days