(a+b+c)/2. this is your answer. if it had the numbers i would solve it fully, but it only has variables.
Answer:????
Step-by-step explanation:
i don’t know shister
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.
Answer: it says independent work
Step-by-step explanation: