A chemical solution contains 8% acid. If there is 15 ml acid in the solution. what is the volume of the solution?
Answer: 187.5 ml
Explanation
Let x be volume of the solution
8/100 × x = 15.
8/100 = 15/x. Cross multiplication.
8x = 15×100.
x = 15 × 100/8.
= 187.5 ml.
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