Answer:
B
Step-by-step explanation:
Multiply x/20 each side
It would be 3 because in a half means like cut so what is in the middle between 2 and 4? 3 so that is correct
Answer:
$23.52
Step-by-step explanation:
So first you would have to find how much each one would be if you were buying one individual book. For that you would do 31.36/4 to get $7.84. Then since you found that for only 1 book, you would need to multiply that by 3 to get $23.52
The answer is the first one in the options