82.5 / 5.5 = 15
15 hrs.
i think that should be the answer but i didn't use the 2.3 -meter-thick clue...
Answer:
I think there are 13 atoms present.
Step-by-step explanation:
Please mark brainliest
I hope this helped and have a great day.
You need to times 2/3 twice
-2/-3 * -2/3