Answer:
$486
Step-by-step explanation:
2000+430=2430 divided by 5 = 486
Answer:
The volume of the square pyramid is 
Step-by-step explanation:
we know that
The volume of a pyramid is equal to

where
B is the area of the base of pyramid
h is the height of the pyramid
in this problem we have


substitute the values

So right now it is telling you that out of 60 books, 24 are nonfiction. Therefore that is 24/60. 40% of 60 is 24 so that means the other 60% is nonfiction. Hope this isn't confusing and it helps.