100 Set-3 Reasoning Questions (CM Shri Class 11 Level) with answers + short explanations

🧠 Practice Set – 100 Questions (Set 3)


🔢 Q1–25 (Number Series)

  1. 4, 7, 13, 25, ?
    A) 37 B) 49 C) 50 D) 52
  2. 2, 3, 6, 11, 18, ?
    A) 27 B) 28 C) 29 D) 30
  3. 5, 10, 20, 35, ?
    A) 50 B) 55 C) 60 D) 65
  4. 1, 5, 13, 29, ?
    A) 45 B) 50 C) 61 D) 65
  5. 6, 9, 15, 24, ?
    A) 30 B) 33 C) 36 D) 39

  1. 3, 12, 27, 48, ?
    A) 75 B) 72 C) 70 D) 69
  2. 7, 11, 18, 29, ?
    A) 42 B) 43 C) 45 D) 47
  3. 2, 4, 7, 11, 16, ?
    A) 20 B) 21 C) 22 D) 23
  4. 9, 10, 20, 23, 46, ?
    A) 48 B) 49 C) 69 D) 70
  5. 1, 3, 12, 60, ?
    A) 120 B) 240 C) 300 D) 360

  1. 8, 16, 24, 40, 64, ?
    A) 88 B) 96 C) 104 D) 112
  2. 11, 15, 23, 39, ?
    A) 55 B) 63 C) 71 D) 79
  3. 2, 10, 30, 68, ?
    A) 120 B) 130 C) 140 D) 150
  4. 4, 6, 9, 13, 18, ?
    A) 22 B) 24 C) 25 D) 26
  5. 1, 4, 9, 16, 25, ?
    A) 30 B) 36 C) 49 D) 64

  1. 3, 5, 11, 21, 43, ?
    A) 85 B) 87 C) 88 D) 90
  2. 6, 18, 36, 60, ?
    A) 84 B) 90 C) 96 D) 102
  3. 2, 6, 7, 21, 22, ?
    A) 44 B) 66 C) 46 D) 48
  4. 5, 15, 45, 135, ?
    A) 405 B) 420 C) 450 D) 480
  5. 7, 14, 21, 35, 56, ?
    A) 70 B) 77 C) 84 D) 91

  1. 3, 9, 8, 24, 23, ?
    A) 69 B) 72 C) 70 D) 68
  2. 10, 20, 25, 50, 55, ?
    A) 100 B) 105 C) 110 D) 120
  3. 1, 2, 6, 24, 120, ?
    A) 240 B) 360 C) 720 D) 600
  4. 2, 3, 5, 9, 17, ?
    A) 25 B) 31 C) 33 D) 35
  5. 8, 27, 64, 125, 216, ?
    A) 256 B) 343 C) 512 D) 729

🔤 Q26–50 (Alphabet & Coding)

  1. A, C, F, J, O, ?
    A) S B) T C) U D) V
  2. B, E, I, N, T, ?
    A) Z B) Y C) X D) W
  3. Z, X, U, Q, ?
    A) M B) N C) O D) P
  4. CAT = DBU, BAT = ?
    A) CBU B) DBU C) DCU D) CAU
  5. DOG = EPH, FOX = ?
    A) GPY B) GQZ C) FQY D) GQY

  1. A=1 → HELLO = ?
    A) 50 B) 52 C) 54 D) 56
  2. PEN = QFO, MAP = ?
    A) NBQ B) OBR C) MBQ D) NBP
  3. SUN = TVO, MOON = ?
    A) NPPQ B) NOPQ C) OPPQ D) NPPO
  4. ABC, DEF, GHI, ?
    A) JKL B) KLM C) JMN D) KNO
  5. A, Z, B, Y, C, X, D, ?
    A) W B) V C) U D) T

  1. M, O, R, V, ?
    A) Z B) Y C) X D) W
  2. D, H, M, S, ?
    A) X B) Y C) Z D) W
  3. A, E, J, P, W, ?
    A) C B) D C) E D) F
  4. AB, DE, HI, ?
    A) LM B) NO C) PQ D) RS
  5. XY, WV, UT, ?
    A) SR B) RQ C) TS D) PQ

  1. CODE = DPEF, MIND = ?
    A) NJOE B) NJOE C) NJOE D) NJOE
  2. FISH = GJTI, GOAT = ?
    A) HPBU B) HQBU C) HPBT D) HQBT
  3. LOCK = MPDL, DOOR = ?
    A) EPPS B) EPPQ C) FQQS D) EPPR
  4. A=2, B=4 → E=?
    A) 8 B) 10 C) 12 D) 14
  5. ABCD = BCDE, PQRS = ?
    A) QRST B) RSTU C) STUV D) TUVW

  1. Q, T, X, C, ?
    A) H B) I C) J D) K
  2. A, D, I, P, ?
    A) W B) X C) Y D) Z
  3. H, K, O, T, ?
    A) X B) Y C) Z D) A
  4. AB, BC, CD, DE, EF, ?
    A) FG B) GH C) HI D) IJ
  5. X, U, Q, M, ?
    A) H B) I C) J D) K

🧠 Q51–100 (Mixed Reasoning)

  1. Odd: Apple, Mango, Banana, Potato → Potato
  2. All dogs animals → conclusion → No definite
  3. Teacher : Student :: Doctor : Patient
  4. 5×5=30 → 8×8=72
  5. Mirror: CAT → TAC

  1. Odd: Table, Chair, Bed, Car → Car
  2. 2, 3, 6, 18 → 54
  3. Yesterday Friday → today Saturday
  4. Bird : Fly :: Fish : Swim
  5. 9, 27, 81 → 243

  1. Some apples fruits → No definite
  2. Odd: Gold, Silver, Plastic → Plastic
  3. 6, 12, 18 → 24
  4. CAT=24 → DOG=26
  5. Water: Drink → Food: Eat

  1. 1,1,2,3,5 → 8
  2. A>B>C>D → smallest D
  3. 3, 6, 12, 24 → 48
  4. Pen, Pencil, Spoon → Spoon
  5. 6, 18, 54 → 162

  1. HELLO = 52
  2. Z=26 → Y=25
  3. Snake → Crawl
  4. Odd: Bus, Train, Chair → Chair
  5. 100, 80, 60 → 40

  1. 4, 16, 64 → 256
  2. 3, 9, 27 → 81
  3. 2, 6, 7, 21 → 22
  4. 11, 13, 17 → 19
  5. 1, 4, 9 → 16

  1. A, D, G → J
  2. B, F, K → Q
  3. Z, Y, W → T
  4. BAT → CBU
  5. SUN mirror → NUS

  1. 6, 18, 54 → 162
  2. 2, 4, 12 → 48
  3. 7, 49, 343 → 2401
  4. 10, 20, 40 → 80
  5. 5, 10, 20 → 40

  1. Odd: Lion, Dog, Tiger → Dog
  2. Odd: Rose, Mango → Mango
  3. Friday next → Saturday
  4. Day ↔ Night
  5. Car: Fuel :: Human: Food

  1. 3, 5, 9, 17 → 33
  2. 2, 3, 5, 9 → 17
  3. 8, 12, 18 → 26
  4. 15, 30, 45 → 60
  5. 11, 22, 44 → 88

🎯 Final Strategy

👉 If you solve:

  • 80+ correct → Selection almost sure 💯
  • Focus daily:
    • Number patterns
    • Coding
    • Logical thinking