SOLUTION: in a class of 30 students.20% have black hair,10%have blonde hair and 70% have brown hair calculate the number of students with a) black hair b)blonde hair c)brown hair

Question 1019028: in a class of 30 students.20% have black hair,10%have blonde hair and 70% have brown hair calculate the number of students with a) black hair b)blonde hair c)brown hair

Answer by ikleyn(52775) (Show Source): You can put this solution on YOUR website!
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in a class of 30 students, 20% have black hair, 10% have blonde hair and 70% have brown hair.
Calculate the number of students with a) black hair b)blonde hair c)brown hair
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a) black hair: = . . . (?)

b) blonde hair: = . . . (?)

c) brown hair: = . . . (?)

Calculate yourself these numbers.

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