Answer:
0.77777778
Step-by-step explanation:
...
Let's brake this up. He earns 14 dollars per hour. Then he works 12 hours per week. So 14 times 12 is 168. 168 times 4 equals 672 dollars :P
I think it may be 2 hydrogen molecules. Hope this helps!!
Correct answer is C.
Therefore, lines are intersecting.