John added too much water to his syrup, and now he has 10 ounces of 20% syrup. How much water should be evaporated to turn it into 50% syrup? PLS ASAP

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.

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

For g(x) = 5x - 3 and h(x) = [tex]\sqrt{x}[/tex], find (g · h)(4)