SOLUTION: In a class of 30 students, 20%have back hair, 10%have blond hair, 70%have brown hair. Calculate the number of students with;
a) black hair
b)blonde hair
c)brown hair
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-> SOLUTION: In a class of 30 students, 20%have back hair, 10%have blond hair, 70%have brown hair. Calculate the number of students with;
a) black hair
b)blonde hair
c)brown hair
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Question 1167085: In a class of 30 students, 20%have back hair, 10%have blond hair, 70%have brown hair. Calculate the number of students with;
a) black hair
b)blonde hair
c)brown hair Answer by dkppathak(439) (Show Source):
You can put this solution on YOUR website! In a class of 30 students, 20%have back hair, 10%have blond hair, 70%have brown hair. Calculate the number of students with;
a) black hair
b)blonde hair
c)brown hair
solution
a) Black Hair 30x0.2=6 students
b) Blonde Hair =30x0.1=3 students
c) Brown Hair =30x0.7=21 students
