you decide to dye your hair in various colors. If you die 1/3 of it blue , 1/4 pink and 1/4 of it black how much of your original hair is left?

Answer 1

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1/3 = 4/12
1/4 = 3/12

4/12 + 3/12 + 3/12 = 10/12 = 5/6

6/6 - 5/6 = 1/6 will be the natural color