Answer:
20 books
Step-by-step explanation:
Height of stack = 35 inches
Thickness of one book
No. of books

Answer:
34 painters were painting the interior
Step-by-step explanation:
40*.85= 34 and since .85 is the decimal of a the fraction 85% and we are trying to figure out 85% of 40 workers we times the two and find the answer to be 34 workers.
23 sevenths
or 3.2857.....