That would be 644.8 / 31 = 20.8 feet / second
Answer:
B.
Step-by-step explanation:
Answer: 120
<u>Step-by-step explanation:</u>
Since the order of the numbers doesn't matter we can use the formula:

Answer:
The statement is true
see the explanation
Step-by-step explanation:
we have the proportion

we know that
To solve the proportion multiply in cross
so


therefore
The statement is true