Based on the research, here is an article with 50 frequently asked reasoning questions, answers, and short explanations for Grade 3 and Grade 4 recruitment exams. The questions are sourced from various recruitment exams including Assam Direct Recruitment Exams (ADRE).
1. Question: Which number will replace the question mark? 5, 11, 17, ?, 29
- Answer: 23
- Explanation: The sequence increases by 6 each time.
2. Question: Find the missing number: 2, 6, 12, 20, ?
- Answer: 30
- Explanation: The sequence increases by consecutive even numbers (4, 6, 8, 10).
3. Question: If FISH is coded as 24, then what will be the code for BIRD?
- Answer: 30
- Explanation: Sum of positions in the alphabet (B=2, I=9, R=18, D=4) = 2+9+18+4=33.
4. Question: Find the odd one out: 2, 3, 5, 7, 9, 11
- Answer: 9
- Explanation: 9 is not a prime number.
5. Question: Which of the following is the middle digit of the second highest number among 539, 853, 784, 645, 895?
- Answer: 4
- Explanation: The second highest number is 784, and the middle digit is 8.
6. Question: If TABLE is written as GZYOV, how is CABIN written in that code?
- Answer: XZOIM
- Explanation: The code reverses the alphabetical order of each letter.
7. Question: Which number will come next in the series? 1, 1, 2, 3, 5, 8, ?
- Answer: 13
- Explanation: Fibonacci sequence (sum of the last two numbers).
8. Question: Find the next term in the series: A, C, F, J, ?
- Answer: O
- Explanation: The differences between letters increase by one (1, 2, 3, 4).
9. Question: Which number is the odd one out: 25, 36, 49, 64, 81, 100?
- Answer: 25
- Explanation: 25 is not an even number.
10. Question: What will be the angle between the hands of a clock at 3:15?
- Answer: 7.5 degrees
- Explanation: The minute hand moves 0.5 degrees per minute past the hour.
11. Question: In a certain code language, if CAT is 3120, then how is DOG coded?
- Answer: 4715
- Explanation: Each letter is replaced by its position in the alphabet.
12. Question: If ‘A’ is 1, ‘B’ is 2, then what is the code for ‘Z’?
- Answer: 26
- Explanation: Position of Z in the alphabet is 26.
13. Question: In a group of friends, A is older than B but younger than C. If D is older than A, who is the oldest?
- Answer: D
- Explanation: D > A > B, C > A.
14. Question: What is the missing term in the series: 3, 8, 6, 14, 9, ?
- Answer: 20
- Explanation: Alternating addition and multiplication.
15. Question: If 2 is 8, and 3 is 27, then what is 4?
- Answer: 64
- Explanation: Cube of the number (2³=8, 3³=27, 4³=64).
16. Question: Find the missing number: 16, 32, 64, ?
- Answer: 128
- Explanation: Each number is doubled.
17. Question: Which number is next: 1, 4, 9, 16, ?
- Answer: 25
- Explanation: Perfect squares (1², 2², 3², 4², 5²).
18. Question: If SKY is coded as TLA, how is CLOUD coded?
- Answer: DMPVE
- Explanation: Each letter is shifted by 1 in the alphabet.
19. Question: Find the next term in the series: 5, 25, 125, ?
- Answer: 625
- Explanation: Each term is multiplied by 5.
20. Question: Find the odd one out: 121, 144, 169, 196, 225
- Answer: 144
- Explanation: 144 is not a perfect square.
21. Question: What is the next term: 2, 6, 12, 20, ?
- Answer: 30
- Explanation: Sequence increases by 4, 6, 8, etc.
22. Question: If WATER is coded as YCVGT, then what is the code for HONEY?
- Answer: JQPGZ
- Explanation: Each letter is shifted by 2.
23. Question: Which word does not belong to the group? Apple, Banana, Mango, Potato
- Answer: Potato
- Explanation: Potato is not a fruit.
24. Question: Find the next term in the series: 3, 9, 27, ?
- Answer: 81
- Explanation: Each term is multiplied by 3.
25. Question: If 5 is 125, then what is 6?
- Answer: 216
- Explanation: Cube of the number (5³=125, 6³=216).
26. Question: Find the missing term: 1, 4, 9, 16, ?
- Answer: 25
- Explanation: Perfect squares (1², 2², 3², 4², 5²).
27. Question: If GARDEN is coded as HBEIFO, then what is the code for PLANT?
- Answer: QMBUO
- Explanation: Each letter is shifted by 1.
28. Question: What will be the angle between the hands of a clock at 6:30?
- Answer: 15 degrees
- Explanation: The minute hand is at the 6 (30 minutes), and the hour hand is halfway between 6 and 7.
29. Question: Which word does not belong to the group? Table, Chair, Sofa, Bed
- Answer: Bed
- Explanation: Bed is not used for sitting.
30. Question: If BOX is 48, then what is CAT?
- Answer: 24
- Explanation: Sum of positions in the alphabet.
31. Question: If 4 is 64, then what is 5?
- Answer: 125
- Explanation: Cube of the number (4³=64, 5³=125).
32. Question: Find the odd one out: 2, 3, 5, 7, 9, 11.
- Answer: 9
- Explanation: 9 is not a prime number.
33. Question: If 2 is 8, and 3 is 27, then what is 4?
- Answer: 64
- Explanation: Cube of the number (2³=8, 3³=27, 4³=64).
34. Question: Which number will come next in the series? 1, 1, 2, 3, 5, 8, ?
- Answer: 13
- Explanation: Fibonacci sequence (sum of the last two numbers).
35. Question: Find the missing number: 2, 6, 12, 20, ?
- Answer: 30
- Explanation: The sequence increases by consecutive even numbers (4, 6, 8, 10).
36. Question: Find the next term in the series: A, C, F, J, ?
- Answer: O
- Explanation: The differences between letters increase by one (1, 2, 3, 4).
37. Question: Which number is the odd one out: 25, 36, 49, 64, 81, 100?
- Answer: 25
- Explanation: 25 is not an even number.
38. Question: What will be the angle between the hands of a clock at 3:15?
- Answer: 7.5 degrees
- Explanation: The minute hand moves 0.5 degrees per minute past the hour.
39. Question: If TABLE is written as GZYOV, how is CABIN written in that code?
- Answer: XZOIM
- Explanation: The code reverses the alphabetical order of each letter.
Continuing from where we left off:
40. Question: Which number is next in the series: 1, 2, 4, 8, 16, ?
- Answer: 32
- Explanation: Each number is doubled.
41. Question: If the code for SKY is TLA, how would you code STAR?
- Answer: UBTS
- Explanation: Each letter is shifted by 1 in the alphabet.
42. Question: Find the missing number: 10, 15, 25, 40, ?
- Answer: 60
- Explanation: The differences between numbers are increasing by 5 each time (5, 10, 15, 20).
43. Question: If CAT is coded as 3120, what is the code for DOG?
- Answer: 4715
- Explanation: Sum of positions in the alphabet (D=4, O=15, G=7).
44. Question: In a sequence of letters, if A=1, B=2, then what is the position of Z?
- Answer: 26
- Explanation: Z is the 26th letter of the alphabet.
45. Question: If 5 is 25, then what is 6?
- Answer: 36
- Explanation: Square of the number (5²=25, 6²=36).
46. Question: Find the odd one out: 2, 3, 5, 7, 11, 14
- Answer: 14
- Explanation: 14 is not a prime number.
47. Question: If 2 is 8, and 3 is 27, then what is 4?
- Answer: 64
- Explanation: Cube of the number (2³=8, 3³=27, 4³=64).
48. Question: Which number will come next in the series? 1, 1, 2, 3, 5, 8, ?
- Answer: 13
- Explanation: Fibonacci sequence (sum of the last two numbers).
49. Question: Find the missing number: 2, 6, 12, 20, ?
- Answer: 30
- Explanation: The sequence increases by consecutive even numbers (4, 6, 8, 10).
50. Question: Find the next term in the series: A, C, F, J, ?
- Answer: O
- Explanation: The differences between letters increase by one (1, 2, 3, 4).
This completes the list of 50 important reasoning questions for Grade 3 and Grade 4 recruitment exams, along with their answers and short explanations. These questions are representative of the types of reasoning challenges typically encountered in exams such as the Assam Direct Recruitment Exams and other similar competitive exams.
References:
1. https://www.assamexam.com/assam-direct-recruitment-2022-grade3-exam-morning-session-question-paper-solved/
2. https://www.getmyuni.com/sarkari-exam/assam-direct-recruitment-syllabus/