## Question

If x, y, and z are positive integers, such that 1/x + 1/y + 1/z = 1, which of the following could be the value of x + y + z?

## Solution : If x, y, and z are positive integers …

Watch the video solution to see “owning the dataset” approach come to life on this question.

## Question Attributes

- Source: Official Mocks
- Difficulty Level: Hard – 43% accuracy
- Question Type: Algebra

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## Summary: If x, y, and z are positive integers …

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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