Answer:
300 books
Step-by-step explanation:
10 x 6 = 1 min
50 x 6 = 300
212
/ \
2 106
/ \
2 53
2800
/ \
2 1400
/ \
2 700
/ \
2 350
/ \
2 175
/ \
5 35
/ \
5 7
/ \
7 1
900
/ \
2 450
/ \
2 225
/ \
3 75
/ \
3 25
/ \
5 5
/ \
5 1
This might help if you need it again
50*40*80=160000 to find the total square feet
then you divide 160000/500 to figure out the total amount of gallons of paint you need
you need 320 gallons of paint
500+600+900+400+600= 3000