Data Interpretation: Complete Concept Guide for MTS Multi Tasking Staff

Data Interpretation is an important topic in the Quantitative Aptitude section of the MTS Multi Tasking Staff 2026 examination. This guide covers all essential concepts, shortcuts, and strategies to help you score maximum marks.

What is Data Interpretation?

Data Interpretation refers to the systematic understanding and application of key principles that are tested in competitive examinations. In the context of MTS Multi Tasking Staff, this topic typically carries significant weightage and requires both conceptual clarity and practice.

Key Concepts to Master

  • Fundamental Definition: Understand the core definition and scope of Data Interpretation as tested in MTS Multi Tasking Staff exams.
  • Common Patterns: MTS Multi Tasking Staff examiners frequently test specific patterns — practice at least 100 questions from this topic.
  • Application in Context: Know how Data Interpretation connects with other chapters in Quantitative Aptitude.
  • Previous Year Trends: Review 5 years of PYQs to understand the examiner's approach to Data Interpretation.

Quick Revision Tips

Shortcut 1: Always start with the definition — examiners test conceptual clarity before application.
Shortcut 2: Make a mind map connecting Data Interpretation to related sub-topics in Quantitative Aptitude.
Shortcut 3: Solve 20 MCQs daily from Data Interpretation for 7 days before the exam for maximum retention.

Exam Weightage & Importance

In the MTS Multi Tasking Staff examination, Data Interpretation from the Quantitative Aptitude section typically has 2-5 questions per paper. Given the competition, even 1-2 marks from this topic can change your rank. Focus on accuracy over speed for this topic.

Practice MCQs: Data Interpretation for MTS Multi Tasking Staff 2026

Test your understanding with these 10 MCQs on Data Interpretation. These are designed to reinforce the concept explained above.

Q1. The LCM of 12 and 18 is:

(A) 24   (B) 36   (C) 48   (D) 72

Answer: (B) 36

Explanation: LCM(12,18): 12=2²×3, 18=2×3². LCM = 2²×3² = 4×9 = 36.

Q2. If x = 3 and y = 4, then x² + y² =

(A) 25   (B) 14   (C) 49   (D) 7

Answer: (A) 25

Explanation: x² + y² = 3² + 4² = 9 + 16 = 25.

Q3. A train travels 360 km in 4 hours. Its speed is:

(A) 80 km/h   (B) 90 km/h   (C) 100 km/h   (D) 120 km/h

Answer: (B) 90 km/h

Explanation: Speed = Distance/Time = 360/4 = 90 km/h.

Q4. What is 15% of 800?

(A) 100   (B) 120   (C) 150   (D) 80

Answer: (B) 120

Explanation: 15% of 800 = (15/100) × 800 = 120.

Q5. The HCF of 24 and 36 is:

(A) 6   (B) 12   (C) 18   (D) 24

Answer: (B) 12

Explanation: Factors of 24: 1,2,3,4,6,8,12,24. Factors of 36: 1,2,3,4,6,9,12,18,36. HCF = 12.

Q6. Simple interest on Rs.1000 at 10% p.a. for 2 years is:

(A) Rs.100   (B) Rs.150   (C) Rs.200   (D) Rs.250

Answer: (C) Rs.200

Explanation: SI = (P×R×T)/100 = (1000×10×2)/100 = Rs.200.

Q7. The perimeter of a square with side 7 cm is:

(A) 28 cm   (B) 49 cm   (C) 14 cm   (D) 21 cm

Answer: (A) 28 cm

Explanation: Perimeter of square = 4 × side = 4 × 7 = 28 cm.

Q8. If a shopkeeper gives 20% discount on Rs.500, the selling price is:

(A) Rs.400   (B) Rs.380   (C) Rs.420   (D) Rs.450

Answer: (A) Rs.400

Explanation: Discount = 20% of 500 = Rs.100. Selling price = 500 - 100 = Rs.400.

Q9. The LCM of 12 and 18 is:

(A) 24   (B) 36   (C) 48   (D) 72

Answer: (B) 36

Explanation: LCM(12,18): 12=2²×3, 18=2×3². LCM = 2²×3² = 4×9 = 36.

Q10. If x = 3 and y = 4, then x² + y² =

(A) 25   (B) 14   (C) 49   (D) 7

Answer: (A) 25

Explanation: x² + y² = 3² + 4² = 9 + 16 = 25.