Find the area of the shaded region

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Write the equation in logarithmic form m^x=n