Answer:
16.8
Step-by-step explanation:
14/20 = 0.7
24 x 0.7 = 16.8
(Feel free to round up or down, or keep it the same depending on the criteria of the question!)
Answer:

Step-by-step explanation:

I hope I helped you^_^
Answer:
47 if not
Step-by-step explanation:
srooy i'm only 6
The 4-liter acid material was a lower concentration than 40%. Call it 4 liters of x percent acid.
4x+10*40
————— =30
X+10
Nadia saved 10% of $24.90.
10% x 24.9 = 2.49
answer: $2.49