HELP 70 POINTS Dr. Silas studies a culture of bacteria under a microscope. The function represents the number of bacteria t hours after Dr. Silas begins her study.

A.)What does the value 1200 represent in this situation?
B.)What does the value 1.8 represent in this situation?
C.)The number of bacteria in a second study is modeled by the function.
What does the value of 1000 represent in this situation?
What does the difference of 1200 and 1000 mean between the two studies?

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?