Question

The distance light travels in one year is approximately 5,870,000,000,000 miles. The distance light travels in 100 years is:

(a) 587 × 108 miles, (b) 587 × 1010 miles, (c) 587 × 10-10 miles, (d) 587 × 1012 miles, (e) 587 × 10-12 miles
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Answer 1

Answer:

The distance of the light travels in 100 years is:

5,870,000,000,000 × 100 miles.

= 587,000,000,000,000 miles.

= 587 × 1012 miles.

Answer: (d)

Answer 2

Answer:

The distance travelled in 100years is

$= 587 \times 10 {}^{10} \times 100 \\ = 587 \times 10 {}^{12}$

option (d)✔