Answer:
3 gallons
Step-by-step explanation:
Let
x ----> the amount of pure acid (100% solution) in gallons
Remember that



we know that

solve for x


therefore
3 gallons of pure acid should be mixed with 3 gallons of a 20% acid solution in order to get a 60% acid solution
The next number in the sequence is 8
Answer:$25 because if u times 100 and 0.25 u get 25
Step-by-step explanation:
Answer:
what is this question?
Step-by-step explanation: