Class 8.A

Three quarters of class 8.A went skiing. Of those who remained at home one third was ill and the remaining six were on math olympic. How many students have class 8.A?

Correct answer:

x =  36

Step-by-step explanation:

3/4 x + (1-3/4) x/3 + 6 = x

3/4•x + (1-3/4)•x/3 + 6 = x

2x = 72

x = 36

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