Mathematics · Data Sufficiency
Can we find the average weight of the boys in a class using the following statements? Statement I: The number of boys and girls in the class is 26 and 24 respectively, and the average weight of all students is 37.6 kg. Statement II: The average weight of the teachers is 60 kg, and the weight of the principal is 70 kg. Statement III: The average weight of boys and teachers together is 3167 kg. The difference between the average weights of boys and girls is 5 kg.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1All the statements together are not sufficient to answer the question.
- 2All three statements together are necessary to answer the question.
- 3Only Statements I and II together are sufficient to answer the question.
- 4Statements I and III together are sufficient to answer the question, while Statement II is redundant.✓
Correct answer
Statements I and III together are sufficient to answer the question, while Statement II is redundant.
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