Type 1 - Alligation basic tic-tac-toe

9. Altering Product Strength 9.2) Alligation 9.2.1) Alligation

9.2.1.1) Alligation Normal 1


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How many grams of 6 % of a powder do you need to mix with 26 % of a powder in order to obtain 20 g of 15 % of a mixture?


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lb equals 11 g kg

    Tic-tac-toe, Short form:

    `[[26 %,\quad\quad\quad\quad, 9 pt],[\quad\quad\quad\quad,15 % (20\quad g), \quad\quad\quad\quad],[6 %,\quad\quad\quad\quad,11 pt]]`

    Tic-tac-toe, Long form:

    `[[26 %,\quad\quad\quad\quad, 9 pt, => 20 g × (9 pt)/(9 pt+11 pt)=, 9 g],[\quad\quad\quad\quad,15 % (20\quad g), \quad\quad\quad\quad, \quad\quad\quad\quad, \quad\quad\quad\quad],[6 %,\quad\quad\quad\quad,11 pt,=> 20 g × (11 pt )/(9 pt+11 pt)= ,11 g]]`

    Therefore, 11 g of 6 % will be required.


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