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TNPSC (Tamil Nadu)
Reasoning & Aptitude

Tamil Nadu Public Service Commission

41 Q 6 Topics Take Mock Test
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Difficulty: All Easy Medium Hard 11–20 of 41
Topics in TNPSC (Tamil Nadu)
Tamil Nadu has how many districts as per the 2024 administrative reorganization?
A 38 districts
B 32 districts
C 40 districts
D 36 districts
Correct Answer:  A. 38 districts
EXPLANATION

As of 2024, Tamil Nadu has 38 districts after the latest administrative divisions announced by the state government.

Test
Which classical Tamil literary text is attributed to the poet Thiruvalluvar?
A Silappatikaram
B Tirukkural
C Manimegalai
D Akananuru
Correct Answer:  B. Tirukkural
EXPLANATION

The Tirukkural is a collection of 1330 couplets covering ethics, politics, and love, composed by Thiruvalluvar.

Test
Complete the series: 5, 10, 20, 40, 80, ?
A 120
B 140
C 160
D 180
Correct Answer:  C. 160
EXPLANATION

Each term is double the previous term. 80 × 2 = 160

Test
In a class, the number of boys is 40% of the total students. If there are 120 students, how many girls are there?
A 48
B 52
C 72
D 80
Correct Answer:  C. 72
EXPLANATION

Boys = 40% of 120 = 48. Girls = 120 - 48 = 72

Test
If a person invests ₹10,000 at 10% per annum simple interest, what will be the total amount after 3 years?
A ₹12,000
B ₹13,000
C ₹13,310
D ₹14,000
Correct Answer:  B. ₹13,000
EXPLANATION

Simple Interest = (10,000 × 10 × 3)/100 = ₹3,000. Total Amount = ₹10,000 + ₹3,000 = ₹13,000

Test
In a complex analytical problem: If X + Y = 15, X - Y = 5, then what are the values of X and Y respectively?
A 10 and 5
B 5 and 10
C 12 and 3
D 8 and 7
Correct Answer:  A. 10 and 5
EXPLANATION

Adding equations: 2X = 20, so X = 10. Substituting: 10 + Y = 15, so Y = 5.

Test
The Tirupati Temple, one of the richest temples in India, is located in which state bordering Tamil Nadu?
A Andhra Pradesh
B Karnataka
C Telangana
D Kerala
Correct Answer:  A. Andhra Pradesh
EXPLANATION

The Tirupati Venkateswara Temple is located in Andhra Pradesh, bordering Tamil Nadu, and is one of the most visited and wealthiest temples.

Test
In a group of 50 people, the ratio of men to women is 3:2. How many women are there?
A 15
B 20
C 25
D 30
Correct Answer:  B. 20
EXPLANATION

Total parts = 3 + 2 = 5. Women = (2/5) × 50 = 20

Test
Which river is the lifeline of Tamil Nadu and is worshipped as a goddess in Tamil culture?
A Palar River
B Cauvery River
C Cooum River
D Arani River
Correct Answer:  B. Cauvery River
EXPLANATION

The Cauvery (Kaveri) River is the most important river of Tamil Nadu, supporting agriculture and revered as Cauvery Amman in Tamil culture.

Test
If A's income is 25% more than B's income, and B's income is ₹40,000, what is A's income?
A ₹48,000
B ₹50,000
C ₹52,000
D ₹60,000
Correct Answer:  B. ₹50,000
EXPLANATION

A's income = B's income + 25% of B's income = 40,000 + (0.25 × 40,000) = 40,000 + 10,000 = ₹50,000

Test
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