Exponential Growth Functions

Question 1

At 10:05 a.m., there are 2 microscopic bacteria cells in the bottle. How many cells will be in the bottle at 10:15 a.m.?

Revolt · Accepted Answer

8

Question 2

At 10:05 a.m., there are 2 microscopic bacteria cells in the bottle. At 10:15 a.m., there are 8 cells in the bottle.

Revolt · Accepted Answer

10:20 a.m.; 10:30 a.m.

Question 3

10:20 a.m.10:25 a.m.✔ 10:30 a.m.10:35 a.m.

Revolt · Accepted Answer

10:30 a.m.

Question 4

There are 15 bacteria cells after 8 minutes.There are 15 bacteria cells after 8 hours.✔ There are 8 bacteria cells after 15 minutes.There are 8 bacteria cells after 15 hours.

Revolt · Accepted Answer

✔ There are 8 bacteria cells after 15 minutes.

Question 5

⇒ 10

Revolt · Accepted Answer

77463

Question 6

At 11:30 a.m. the bottle is 1/4 of the way full. At what time will the bottle be 1/2 full?

Revolt · Accepted Answer

11:35 a.m.

Question 7

Which statements help explain this result? Check all that apply.

Revolt · Accepted Answer

The bottle was 1/2 full at 11:35 a.m. and doubled again after 5 minutes.; The bottle was 1/4 full at 11:30 a.m. and doubled twice after 10 minutes.; Exponential growth involves a constant multiplicative rate of change.

Question 8

Use the fact that the bacteria is doubling every five minutes. What fraction of the bottle was full at 11:20 a.m.?

Revolt · Accepted Answer

Option C

Question 9

At 10:05 a.m., there are 2 microscopic bacteria cells in the bottle. At 10:15 a.m., there are 8 cells in the bottle. At what time will there be 16 cells in the bottle? At what time will there be 64 cells in the bottle?

Revolt · Accepted Answer

✔ 10:20 a.m.; 10:20 a.m.; 10:30 a.m.

Exponential Growth Functions Answers

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