The answer is b foo im pretty sure
Answer:
It is balance she need to use. Answer is B.
Answer:
thosyukfgg
Step-by-step explanation:
You can set up this equation as:

Because remember, 70% is equal to 0.7 and x represents the unknown value. So, let's just solve it:

So,
70% of 120 is 84.
Its 15/4
^_^ hope this helps