Answer:
18 books
Step-by-step explanation:
there is 2 books in group 2 so that means you do
36 / 2 = 18
one book represents 18 books
its B, since 2 x 18 = 36
$236.25
MULTIPLY $8.75 AND 27
$12, 14%
Find the amount of discount:
84 - 72 = 12
Find the amount of discount as a percentage
12 / 84 = 0.1428