The marked price of a cellphone is $140 after a markup of 25%. Calculate i.) the cost price for this phone. [2]
1 answer:
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48π cm^3
Step-by-step explanation:
The formula for the volume of a cone is...
We can plug everything we know from the photo into the equation, but note that the picture gives us the diameter, which is 8, instead of the radius. The radius is half of the diameter, so the radius will be 4. Also we will be leaving pi as it is, instead of changing it to 3.14.
V = 48π
The paper cone can hold <u><em>48π cubic centimeters</em></u> of water.