Deanna has 80 books in her collection. if 60% of the books are fiction, how many of the books are nonfiction?

if 60% is fiction, then 40% are non fiction

80 x 40% =

80 x 0.40 = 32

 32 books are nonfiction

answer: bearing in mind that a rectangle has a perimeter of length + length + width + width.

step-by-step explanation:

p = perimeter

l = length

x=width

p = 2l + 2x

p = 2(l+x)     < ==== perimeter of the base of the box.

6 adults and 9 children went.

a + c = 15

12a + 9c = 153

12(6) + 9(9) = 153

72 + 81 = 153