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Maths Puzzle
Numerical Ability
how many pints of a 40% salt solution must be added to 12 pint of a 20% salt solution to end up with a 32% salt sollution
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book Other Question
-1/3 < -1/4x + 1/8 < 5/8
Factor this trinomial completly
2a^3 - 52a^2b + 96ab^2