The mean salary for the Clearing department at Ameriprise Financial is $42,000.00, with a standard deviation of $8,000.00. First find the z-score. Then find the percentile for the following data criteria:
1. What percentage of Clearing employees makes less than $31,000.00 a year?
2. What percentage of Clearing employees makes between $31,000.01 and $50,999.99 a year?
3. What percentage of Clearing employees makes more than $51,000.00 a year?
Round to the nearest hundreth as needed.