Plz help ASAP. Not with the top problem but with all the bottom ones. I’ll give you brainlest.

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

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.