Volume of a sphere: V=(4/3)πr³
V1=(4/3)π10³
V2=(4/3)π5³
difference: (4/3)π10³-(4/3)π5³=(4/3)π875=3665
the answer is B.<span />
This is a poorly described problem because books are different lengths meaning they possess different number of pages.
With that being said let's assume all books have exactly the same number of pages.
The formula to calculate how many books can he read in 12 days it's obvious:
which is
and then
. Hope this helps!
Answer:
16n.
Step-by-step explanation:
You multiply the cost of 1, $16 by the amount bought "n".
Answer:
one and a half quaters
Step-by-step explanation:
4/4 is a whole
The they take one 1/4
then that gives you 3/4
which is then 1.5/4 left for you