SSC CGL Mock – Tier I Mock Test 15 – Section A · General Intelligence & Reasoning

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SSC CGL Mock – Tier I Mock Test 15 – Section A · General Intelligence & Reasoning – 21 questions, subject: Full Mock Tests. 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.  
AnalogyPick the word that fits the blank: Thailand : Baht :: Maldives : ____

Correct Answer: A [Rufiyaa]

Explanation:

Baht is the currency of Thailand; in the same way the currency of Maldives is the Rufiyaa.

2.  
AnalogyLetter analogy: VBOP – YFLR, KSGM – ?

Correct Answer: B [NWDO]

Explanation:

Each letter moves by +3, +4, −3, +2 in order: VBOP → YFLR; so KSGM → NWDO.

3.  
AnalogyComplete the pair: Electric current – Ampere; Amount of substance – ?

Correct Answer: C [Mole]

Explanation:

The SI unit of electric current is the ampere; the unit of amount of substance is the mole.

4.  
ClassificationAmong Rhinoceros, Antelope, Lion, Elephant, three are alike. Which one is different?

Correct Answer: D [Lion]

Explanation:

Rhinoceros, Elephant, Antelope are plant-eating animals; Lion is not – it eats flesh.

5.  
ClassificationOdd cluster: PRSW, OPQU, KLMQ, EFGK

Correct Answer: B [PRSW]

Explanation:

In OPQU, KLMQ, EFGK the letter gaps are +1 and +1 and +4; PRSW breaks this pattern.

6.  
SeriesNext/missing term of 51, 66, 83, 102, 123, ?

Correct Answer: D [146]

Explanation:

Rule: (n²) + 2 for n = 7, 8, ….

7.  
SeriesFind ?: E4N, I7M, M13L, Q22K, ?

Correct Answer: C [U34J]

Explanation:

First letter +4; number: +3, +6, +9, +12; last letter −1 each time → U34J.

8.  
Coding–DecodingCodes MEADOW: 527643; RELAY: 92871. Encode WORLD.

Correct Answer: A [34986]

Explanation:

Read each letter's digit from the two given words: W = 3, O = 4, R = 9, L = 8, D = 6 → 34986.

9.  
Coding–DecodingBRICK = 38; FLAME = ?

Correct Answer: A [32]

Explanation:

Code = sum of letter positions − number of letters: BRICK → 38; FLAME → 32.

10.  
Mathematical OperationsGiven that '+' means '÷', '−' means '×', '×' means '−', '÷' means '+', evaluate 18 + 4 − 30 ÷ 6 × 19.

Correct Answer: C [122]

Explanation:

Replace the signs: 18 ÷ 4 × 30 + 6 − 19 = 122 (÷ and × first, then + and −).

11.  
Mathematical OperationsLook at 18 − 9 × 20 + 4 ÷ 10 = 17. Exchange which two signs to balance it?

Correct Answer: D [+ and ×]

Explanation:

Interchanging + and ×: 18 − 9 + 20 × 4 ÷ 10 = 17; no other interchange works.

12.  
Blood RelationsFamily facts – Farhan is the son of Gautam. Anita is the mother of Suresh. Rekha is the daughter of Anita. Gautam is the husband of Rekha. Relation of Farhan with Suresh?

Correct Answer: B [Nephew]

Explanation:

Link the statements: Farhan (son of Gautam) → Gautam (husband of Rekha) → Rekha (daughter of Anita) → Anita (mother of Suresh); so Farhan is the nephew of Suresh.

13.  
Direction SenseRajesh faces West and turns 90° anticlockwise, then 45° anticlockwise, then 135° clockwise, then 45° anticlockwise. Which way does Rajesh face now?

Correct Answer: B [South-West]

Explanation:

Take clockwise as + and anticlockwise as −: net turn = −90 − 45 + 135 − 45 = −45°, i.e.

14.  
Syllogism1. All violins are drums.
2. Some drums are flutes.
3. Some flutes are pianos.
Do the conclusions follow?
I. Some pianos are drums.
II. Some pianos are flutes.

Correct Answer: B [Only conclusion II follows]

Explanation:

I does not follow; II definitely follows.

15.  
PuzzleSix persons Nisha, Balu, Farhan, Lokesh, Geeta and Hema live on the 6 floors of a building, one on each floor; floor 1 is the lowest and floor 6 the top. Exactly 2 persons live between Farhan and Lokesh. Nisha lives on the top floor. Only one person lives between Balu and Lokesh. Balu lives on the floor immediately above Hema. Nisha lives on the floor immediately above Geeta. How many persons live between Lokesh and Geeta?

Correct Answer: A [3]

Explanation:

Only one arrangement satisfies all the clues.

16.  
Calendar1 January 2000 was a Saturday. Name the day on 15 May 1955.

Correct Answer: C [Sunday]

Explanation:

15 May 1955 is 16302 days before 1 January 2000; 16302 = 7 × 2328 + 6, so go back 6 days from Saturday → Sunday.

17.  
Missing NumberMatrix rows: 5, 3, 28 | 2, 5, 9 | 5, 11, ?. Missing number?

Correct Answer: D [36]

Explanation:

In each row, third number = a²+b (a, b = first and second numbers): 5, 3 → 28; 2, 5 → 9; so 5, 11 → 36.

18.  
Alphabet TestHow many letters of ISLAND stay put when its letters are put in alphabetical order?

Correct Answer: A [1]

Explanation:

Answer: 1. Alphabetical order: ADILNS.

19.  
Paper Folding1 hole is punched through a sheet folded 2 times (top half down over the bottom half; left half over the right half). Holes after opening?

Correct Answer: B [4]

Explanation:

Each fold doubles the layers, so two folds give 2² = 4 layers; 1 punch × 4 layers = 4 holes (no hole lies on a fold line).

20.  
Counting FiguresA line drawing is shown – 4 × 2 cells with diagonals (1 crossed). Triangles of every size – how many?

Correct Answer: B [29]

Explanation:

Count the triangles of every size, smallest first, then those made of 2, 3 … parts: 29 in all.

21.  
Dice & CubesWhich face lies opposite 5 when the net (2·· / 61· / ·34 / ·5·) is folded?

Correct Answer: A [1]

Explanation:

In a net, faces with exactly one face between them in a straight line are opposite: 1–5, 2–3, 4–6.

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