Exams › IBPS PO › Quantitative Aptitude

96 students in primary school. Average weight=30 kg. 32 boys added, average weight=? boys=12 kg more than girls. Find something.

1. 8 kg.
2. 9 kg.
3. 10 kg.
4. 11 kg.

Correct answer: 11 kg.

Solution

With 96 students at avg 30 kg (total=2880 kg) and 32 boys added with given weight constraint, the difference/new average computation yields 11 kg.

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