Question

The size of a bacteria is 2 µ. Find the number of bacteria in 2 m length.

Answer 1

Answer:

   10⁶ bacteria

Explanation:

2 µ = 2 × 10⁻⁶m

number of bacteria in 2 m = 2 / 2 × 10⁻⁶ = 10⁶ bacteria

Answer 2

Answer:

2×10^6

Explanation:

1 micro= 10^-6 m

2 micro= 2× 10^-6 m

2m = 2× 10^6 micro