The price of bananas went from $0.20 per lb to $0.60 per lb in four years. Find the rate of change of the price of bananas
2 answers:
Answer: $0.10 per lb per year
Step-by-step explanation:
Given: The price of bananas went from $0.20 per lb to $0.60 per lb in four years.
The change of price of bananas = per lb
Now, the rate of change of the price of bananas is given by :-
Hence, The rate of change of the price of bananas = $0.10 per lb per year
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Answer:
78.5 ft²
Step-by-step explanation:
In this situation, the dog's 5 ft leash is the radius of the circle that he forms.
So, the radius is 5.
Use the area formula, A = r². Plug in 5 as r, and 3.14 as
A = r²
A = (3.14)(5²)
A = (3.14)(25)
A = 78.5
So, the area of the grass he can cover is 78.5 ft²