A library has 12,500 fiction books and 19,000 nonfiction books. * Currently, 2/5 of the fiction books are checked out.

* Currently, 2/5 of the non fiction books are checked out.

* Of the books checked out, 1/10 are due back this week.

How many books are due back this week?

Question 1 options:

12,600

5,000

1,260

7,600

1,260 books (or C)

Step-by-step explanation:

1. 2/5 of fiction (12,500) are out, so 5,000 are out

2. 2/5 of non-fiction (19,000) are out, so 7,600 are out

3. Total books checked out are 12,600

4. 1/10 of checked out books are due this week, so 1,260 books (10%)

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.