PLEASE HELP can someone let me know if this page is correct?
for number 9 I chose d with is Kathy repairs phones at a rate of 108 per day
the other choice for 9 that isnt shown is c which is kathy repairs phones at a 108 per hour
tysm!

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

Marya wants to factor the polynomial 36x^3 -22x^2 - 144x.which term can she add to the polynomial that would not change its grestest common factor? check all that apply

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.