B) Since 80% is orange juice so you know that 20% is water. And it says there is 1L water. Therefore 20% = 1. (4) X 20%=1 X (4) The answer is 4L of orange juice.
A) I am not sure Sorry.
You have to add it backwards and times it then you divde 2
Answer:
A. 5
Step-by-step explanation:
35/2^3−1
= 35/8−1
= 35/7
= 5
Hope this helps!!