Help me solve the MCQs below all relevant info is given

12 3. The number of bacteria in a container increases at the rate of R(t) bacteria per hour. Which of the following expressions gives the average rate of the number of bacteria in the container during the first 10 hours? A) R(10) B ) 1 10 10 Jo R(t) dt C ) S R(t ) dt D) R(10) - R(0) 10 4. The graph of function f is shown. Which of the following has the greatest value? A) Average value of f over [-3,3] B) Average rate of change of f over [-3,3] c ) S_3 f ( x ) tix D ) f ' ( - 0.5 ) E ) f ( 2 )The graph of function fis shown. If h(x) = So f(t) dt , where is h(x) positive? y = f ( x ) A ) 0