Answer:
2.7 seconds
Step-by-step explanation:
We are asked to find how many seconds it takes for an object to fall from a height of 120ft. We will use the given formula, t=h−−√4. Substituting h=120, we find
t=120−−−√4=2.7
So, the pebble reaches the ocean after 2.7 seconds.
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The first one: r + 6 is greater than or equal to 45
