One third of the total number of students in a class opted for painting, one fourth chose
theatre, one sixth went for dance and twelve are in music. How many students are there
in the class?
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Answer:
let the number of students be x
x-[(x/3)+(x/4)+(x/6)]=12
x-[(4x+3x+2x)/12]=12
x-(3x/4)=12
(4x-3x)/4=12
x=12*4
x=48
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