Which numbers from the list below are rational numbers? Your

3.4 with bar on top

square root of 16

fraction numerator negative 12 over denominator 7 end fraction

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

Will give brainliest for correct answer 8. use the distance time graph to answer these questions: a. what does the graph tell us about the velocity of the car? b. what is the average velocity of the car? (show work) c. is the velocity reflected in the graph positive or negative?d. is there any point on the graph where the car is not moving? how do we know?

Hello i need with my math homework i don't understand can someone explain how this works