Question
A small library has books on twenty different subjects including, most prominently, history. One afternoon, a librarian arbitrarily picks up 100 books for reshelving from among the books returned that day…..
Solution : A small library has books on twenty different subjects …
Watch the video solution to see “owning the dataset” approach come to life on this question.
Question Attributes
- Source: Official Guide
- Difficulty Level: Medium – 79% accuracy
- Question Type: Data Sufficiency
- Category: Non-Math
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Summary – A small library has books on twenty different subjects …
To master DS questions, adhere to the following steps:
- Thoroughly analyze the Question stem by actively translating, drawing inferences, and visualising information.
- Determining the exact criteria for marking a statement sufficient or insufficient.
- Evaluate each statement and eliminate choices appropriately.
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