Mathematics, 28.10.2020 04:20 razielcornils04

A microbiologist is growing bacteria cultures in the lab. After 5 minutes, a bacteria colony has 1.3 million organisms. After 12 minutes, the same colony has 41.5 million organisms. After 15 minutes, the
colony has grown to 101.3 million organisms. Is this a proportional or non-proportional relationship?
A Proportional; the constant of proportionality is 6.8 million organisms/minute
B Proportional; the constant of proportionality is 3.5 million organisms/minute
C Non-proportional; the rate of change is 19.9 million organisms/minute
D Non-proportional; there is no constant rate of change

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:00, Christinelove23

Acompany is making new soccer uniforms for a team. the company uses 2.5 yards of fabric for each shirt. the company uses 82.5 yards of fabric to make shirts and shorts for 15 players. the equation and solution below represents the situation. 15(2.5+x)=82.5; x=3 what does the solution, x=3, represent?

Answers: 1

continue

Mathematics, 21.06.2019 18:50, zemathes

Question b of 10which of the following describe an angle with a vertex at a? check all that applyo a. labcов. савd dooo c_baco d. zacb

Answers: 1

continue

Mathematics, 21.06.2019 19:00, priscillaan

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

Answers: 1

continue

Mathematics, 21.06.2019 20:00, ElizabethF

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?

Answers: 2

continue

You know the right answer?

A microbiologist is growing bacteria cultures in the lab. After 5 minutes, a bacteria colony has 1.3...