Answer:

Step-by-step explanation:
If there are 3 milliliters of compound A used for every 4 milliliters of compound B, then we can denote that we use 3x milliliters of compound A and 4x milliliters of compound B to get 533 milliliters of the drug. Thus,

Hence, a chemist must take

of compound B.
Answer:
I think at least a 86% hope this helps, hope i am right
Step-by-step explanation:
K is 1.273. because 200 divided by 157 is 1.273885350318471, but I shortened it a bit
Answer:
slope = 0
Step-by-step explanation: