You have $3.40 and would like to buy some coffee. If a pound costs $8, how many ounces can you buy?
1 answer:
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Answer: Option A.
Step-by-step explanation:
You need to use this formula for calculate the surface area of the right cylinder:
Where "r" is the radius and "h" is the height.
You can identify in the figure that:
Knowing this, you can substitute these values into the formula , therefore you get that the surface area of this right cylinder is:
