Question 63

Solution A contains 10% acid and solution B contains 30% acid. In what ratio should solution A be mixed with Solution B to obtain a mixture with 25% acid?

Solution

In solution 1 acid percent=10
In solution 2 acid percent=30
In the resulting mixture acid percent=25%
By applying the principle of allegations we have
=(30-25)/(25-10)
=5/15
=1:3

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SSC CGL Tier-2-17-February-2018 Maths

Solution A contains 10% acid and solution B contains 30% acid. In what ratio should solution A be mixed with Solution B to obtain a mixture with 25% acid?

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