GATE-ES SERIES
Engineering-mathematics

Probability

3 previous year questions.

Volume: 3 Ques
Yield: Medium

High-Yield Trend

2
2025
1
2021

Chapter Questions
3 MCQs

01
PYQ 2021
medium
engineering-mathematics ID: gate-es-
A biased die has six faces numbered as . On rolling the die, the probability of the number appearing is proportional to . What is the probability that an even number will appear on rolling the die?
1

2

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4

02
PYQ 2025
medium
engineering-mathematics ID: gate-es-

A residential family is considering two cities for relocation. The data related to pollutant exposure and associated health cost per year are given in the following figure.

The pollutant exposure is characterized in high, mild and low exposure categories with respective probability values. The difference in expected value of health cost of City1 with respect to that of City 2 is ________ lakhs/year. (rounded off to two decimal places).

03
PYQ 2025
medium
engineering-mathematics ID: gate-es-

A residential family is considering two cities for relocation. The data related to pollutant exposure and associated health cost per year are given in the following figure.

The pollutant exposure is characterized in high, mild and low exposure categories with respective probability values. The difference in expected value of health cost of City1 with respect to that of City 2 is ________ lakhs/year. (rounded off to two decimal places).

About Probability - GATE-ES

Probability is a vital chapter for GATE-ES aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.

By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.

Frequently Asked Questions

Why focus on Probability PYQs?

Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.

How to best use this analysis?

Review the topic breakdown to see which sub-topics within Probability carry the most weight. Then, tackle the questions iteratively to solidify your understanding.