SSC CGL Reasoning – Arithmetical Reasoning, Puzzles & Seating – Level 1 · Warm-up · Tier I Level

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SSC CGL Reasoning – Arithmetical Reasoning, Puzzles & Seating – Level 1 · Warm-up · Tier I Level – 12 questions, subject: General Intelligence & Reasoning. Every question has the correct answer with a one-line explanation; tap "Show Answer". Free practice for TNPSC, UPSC, SSC, Bank and RRB exams – Shanmugam IAS Academy, Coimbatore.

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1.  

Directions (Q 1–3): Six friends A, B, C, D, E and F sit in a row facing north. C sits at an extreme end. A sits third to the right of C. B is an immediate neighbour of A. E sits third to the left of D. F sits at an extreme end.

Who sits at the right end of the row?

Correct Answer: A [F]

Explanation:

Arrangement (left → right): C E B A D F.

2.  
(Use the directions above – Q 1–3)
Who sits second to the left of D?

Correct Answer: D [B]

Explanation:

D is 5th; second to its left is the 3rd seat → B.

3.  
(Use the directions above – Q 1–3)
How many friends sit between C and D?

Correct Answer: B [3]

Explanation:

C E B A D → E, B, A are between them.

4.  
ComparisonFive friends have different heights. B is taller than E. E is taller than D. D is taller than A, and A is taller than C. Who is the third tallest?

Correct Answer: C [D]

Explanation:

Order from tallest: B, E, D, A, C → third is D.

5.  
A group of cows and ducks has 36 heads and 100 legs. How many cows are there?

Correct Answer: C [14]

Explanation:

Leg Swap: (100 − 72)/2 = 14 cows (and 22 ducks).

6.  
Lamp posts stand along one side of a straight 150 m road, 6 m apart, with a post at each end. How many posts are there?

Correct Answer: D [26]

Explanation:

150 ÷ 6 = 25 gaps → line has gaps + 1 = 26 posts.

7.  
A clock takes 10 seconds to strike 6. How long will it take to strike 12?

Correct Answer: A [22 s]

Explanation:

6 strikes have 5 gaps → 2 s each; 12 strikes have 11 gaps → 22 s.

8.  
At a meeting, each of 10 people shakes hands once with every other person. How many handshakes take place?

Correct Answer: B [45]

Explanation:

10 × 9/2 = 45.

9.  
32 teams take part in a knock-out tournament. How many matches are played in all?

Correct Answer: C [31]

Explanation:

Each match knocks out one team; 31 teams must go out → 31 matches.

10.  
Raju thinks of a number. He multiplies it by 3, adds 6 and divides the result by 3. He gets 9. What was the number?

Correct Answer: A [7]

Explanation:

Undo Ladder: 9 × 3 = 27 → 27 − 6 = 21 → 21 ÷ 3 = 7.

11.  
One-line recallPeople sit around a round table facing the centre. Moving to a person's LEFT means moving in which direction around the table?

Correct Answer: B [Clockwise]

Explanation:

CLiC: facing the centre, left = clockwise.

12.  
A frog at the bottom of a 20 m well climbs 5 m every day and slips back 3 m every night. On which day does it get out?

Correct Answer: D [9th day]

Explanation:

(20 − 5)/2 = 7.5 → 8 full rounds, then the final climb on day 9 (it does not slip after getting out).

➤ Full notes, shortcuts and every answer explained – SSC CGL 2026 General Intelligence & Reasoning book (₹149): www.shanmugamiasacademy.in/study-materials/ssc-cgl-general-intelligence-reasoning

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