Answer:
Step-by-step explanation:
Hope this helps!
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1 answer:
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Divide by 3 on both sides:
Square root both sides:
Take away 3 from both sides:
Divide by 2 on both sides:
Answer:
Answer:
She is going at the rate of 4.5 feet per second.
Step-by-step explanation:
Given:
The rate of walking is 90 yards per minute.
Now, to find the rate in feet per second.
1 yard = 3 foot.
1 minute = 60 seconds.
So, first we find the rate of walking per second in yard =
Therefore by dividing we get =
Now, we find the rate of walking per second in feet =
So, by multiplying we get =
Therefore, she is going at the rate of 4.5 feet per second.