Because they all have the same denominator, all you have to do is add the numerator! So, 3/k + 4/k would equal 7/k
If it there are two negative #'s you add them because they are on the same side of the number line.
Answer:
You need to provide more information, images data etc.
Step-by-step explanation:
The percent markup would be 40%. 10+40%=14
Hope this helps!
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Use similar volume to calculate
which is the (ratio of edges)^3 = (ration of volume)
so just put the numbers in, let the volume of smaller pyramid be y.
(3/4)^3 = y/320
27/64 = y/320
y=135in3
