<span>According to astronomers a light year riddle is the distance traveled by light moving in a vacuum in the course of one year</span>
<span>Y+V=W
V = W - Y
hope that helps</span>
Answer:
A and C
<em>I hope this helps! ^^</em>
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D=t/3
12=t/3
×3 ×3
___________
36=t
So the answer is D.) 36 kilometers
Since factors need to show that a number can be divided by another and 6*3=18, C is the answer.