Question

The length of a blue whale is approximately 3 × $10^{4}$ millimeters; the length of an otter is 2 × $10^{3}$ millimeters. How many times longer is the blue whale than the otter?

1.5 millimeters
2 millimeters
10 millimeters
15 millimeters

Answer 1

Answer: 15 millimeters

Step-by-step explanation:

$\frac{3\cdot 10^4}{2\cdot 10^3} = 1,5\cdot 10 = 15$

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