A bacteria population increases every hour. At 12 P. M., there are 5 cells. At 1 P. M. there are 10 cells. At 2 P. M. there are 20 cells. At 3 P. M there are 40 cells. If this pattern continues, how many cells will there be at 7 P. M? Explain

Question

Mathematics

Clara

2 May, 06:31

A bacteria population increases every hour. At 12 P. M., there are 5 cells. At 1 P. M. there are 10 cells. At 2 P. M. there are 20 cells. At 3 P. M there are 40 cells. If this pattern continues, how many cells will there be at 7 P. M? Explain

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Answers (2)

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Clare Bradford · Answer 1

Time Amount of Cells12 P. M. 5 cells1 P. M. 10 cells2 P. M. 20 cells3 P. M. 40 cells4 P. M. 80 cells5 P. M. 160 cells6 P. M. 320 cells7 P. M. 640 cellsAt 7 P. M. there were 640 cells

Haley Morris · Answer 2

640 cells

Step-by-step explanation:

This means every hour it doubles. After 7 hours, it will be multiplied by 128, and 128*5 is 640 cells.