Answer:
Step-by-step explanation:
First let's convert the mixed numbers into improper fractions.
Let the number be n, so we can write an equation from the word problem as:
Now, we do algebra and solve for n:
hence the number is 25/21
154 boxes
34
8 3/ 4
3 1/ 2
×
2 1 /2
=
7 × 5
2 × 2
35 /4
8 3 /4
Cost of 5 books = $ 36.25
Cost of 1 book = $36.25 / 5 = $ 7.25
The unit price is $ 7.25
Hope it will help :)
y=π=3.1416, nearly