Assume that the random variable X is normally distributed, with mean mu equals 54μ=54 and standard deviation sigma equals 10σ=10. Compute the probability. Be sure to draw a normal curve with the area corresponding to the probability shaded. Upper P (Upper X less than or equals 48 )

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee, f, for a single job is a function of the number, t, of hours it takes him to complete the job. write the function's formula.