The length of a blue whale is approximately 3 × 104 millimeters; the length of an otter is 2 × 103 millimeters. How many times longer is the blue whale than the otter? (5 points)

Question

1.5

2

10

15

Answer 1

To find how many times longer the blue whale is than the otter, we divide the length of the blue whale by the length of the otter:

3 x 10^4 mm / 2 x 10^3 mm = 15

Therefore, the blue whale is 15 times longer than the otter.