Please give exact right answers please and thanks.

The normal curve below shows the distribution of units of a product sold over 120 days. The mean is 72 units and the standard deviation is 6 units. 54 60 66 72 78 84 90 Units Sold Use the empirical rule (68-95-99.7 rule) to answer the following questions. 1. Approximately what percent of daily units sold are (Do not round percent values) a) between 60 and 84 units? b) below 54 units? % c) above 102 units? 2. On approximately how many days are units sold ( Round to the nearest whole number. Total days = 120) a) above 72 units? b) below 102 units? c) below 66 or above 78 units? 3. Identify the interval containing the 91st percentile in the normal curve above. Select the two consecutive values containing the interval from those listed. Place the smaller of the two in the first box and the larger in the second box. The 91st percentile units sold falls between and