3kg+2kg=5kg
5/$3.25=0.65
price per kg=0.65
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:
Step-by-step explanation:
Answer:
C) 2
Step-by-step explanation:
I got it right on Edge 2021
The reason is that you can see that on the first matrix a and d are the same number, meaning that a and d on the second matrix need to be the same as well. Brainliest please :)
Ignore grammar and spelling mistakes
Answer:
According to the empirical rule, 68% of 7-year-old children are between
47 inches and 51 inches tall.
Step-by-step explanation: