IBM Company Numerical Ability Alligation or Mixture

A chemist has 6 liters of a 25% alcohol solution. How much alcohol must he add so that the resulting solution contains 50% alcohol?

Read Solution (Total 2)

(1.5+x)/(6+x) = 1/2
x=3 liters ans
12 years agoHelpfull: Yes(3) No(0)

ans 3 litre
12 years agoHelpfull: Yes(0) No(1)

IBM Other Question

A recipe for four-egg cake is supposed to be baked in three 9-inch- diameter round cake pans. You have just three 10-inch-diameter cake pans Which of these is the better buy: a 6-ounce can of tuna that sells for $1.59, or a package of three 3-ounce cans for $2.19?