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CBSE - Aptitude Mathematics

Aptitude Mathematics
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Aptitude Mathematics

here are 60 boys in a class. One boy weighing 50 kg goes away and at the same time another boy joins the class. The average weight of the boys in the class is thus increased by 0.25 kg. The weight of the new boy is
 1. 50.25 kg
 2. 50.50 kg
 3. 57.5 kg
 4. 65 kg

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Aptitude Mathematics