A month of the year then a day of the week is selected at random. Find the probability of selecting a month that starts with a j then selecting Friday

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.

Find the multiplicative inverse of 8-12i

Ill mark the brainliest if you me with the these three questions 7,8,9