Question

1. the cells of a bacteria double itself every hour .how many cells will there be after 8 hours. if initially we start with I cell. Express the answer in powers.
2. planet Ais at a distance of 9.35 × 10(6) km from earth and Planet B is 6.27 × 10 (7) km from earth. which planet is nearer to earth?
urgent plz help me .
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Answer 1

Answer:

there would be 16 bateria cells

Step-by-step explanation:

8 times 2 is 16

Answer 2

Answer:

40 raised to the power 2 or 40^2

Step-by-step explanation:

Let the no of bacteria be 100.

100*2(per hour)=200

in 8 hrs = 200*8 =1600

as powers= 40^2(it can be taken to the lowest .)

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