Reasoning Questions For DSSSB/HSSC Exam | 27th September 2019

Reasoning Questions For DSSSB Exam:

The reasoning is the most scoring section in any competitive exam. It also develops or nourishes our critical thinking skills as compared to other subjects. In DSSSB, KVS, APS Exam as a student to score well in this part, you have to start your preparation now because there is negative marking as well. The more you have prepared, the better you score.

Directions (1-2): In the following questions select the related letters/word/number from the given alternatives.
Q1. 85: 40 ∷ 77:?
(a) 49
(b) 50
(c) 14
(d) 48


Q2. KNQT: LORU ∷ ADGJ:?
(a) DGEF
(b) MPVW
(c) BEHK
(d) FHLO

Q3. Arrange the following words as per order in the English dictionary:
1. Important
2. Impart
3. Improvise
4. Improve
(a) 3, 4, 1, 2
(b) 2, 1, 3, 4
(c) 1, 2, 3, 4
(d) 2, 1, 4, 3

Q4. If DISC is coded as 8749 and ACHE is coded as 3950, then HEAD is coded as
(a) 3508
(b) 3805
(c) 5038
(d) 5308

Q5. Rajan is younger than his father by 20 years. 5 years ago his father was 3 times elder than him. Find the present age of his father.
(a) 35 years
(b) 36 years
(c) 25 years
(d) 30 years

Q6. Sunita is the 11th from either end of a row of girls. How many girls are there in that row?
(a) 21
(b) 22
(c) 19
(d) 20


Q7. A man said to a woman, “The only son of your brother, is the brother of my wife.” How is that woman related to the wife of that man?
(a) Mother
(b) Grandfather
(c) Aunt
(d) Sister

Direction (8): In the following questions, select the missing number from the given responses. 

Q8.

(a) 5
(b) 2
(c) 8
(d) 3


Q9. If ‘+’ means ‘–’, ‘–’ means ‘×’, ‘÷’ means ‘+’ and ‘×’ means ‘÷’, then 
10 × 5 ÷ 3 – 2 + 3 =?
(a) 21
(b) 36
(c) 5
(d) 53/3

Q10. At a birthday party, 5 friends are sitting in a row. ‘M’ is to the left of ‘O’ and to the right of ‘P’. ‘S’ is sitting to the right of ‘T’, but to the left of ‘P’. Who is sitting in the middle?
(a) P
(b) S
(c) M
(d) O

S1. Ans.(a)
Sol. 85: 40 ⇒ 8 × 5 = 40
Similarly,
77 ⇒ 7 × 7 = 49

S2. Ans.(c)

S3. Ans.(d)
Sol. Arrangement of words as per order in the English dictionary:
2. Impart
       ↓
1. Important
       ↓
4. Improve
       ↓
3. Improvise

S4. Ans.(c)
Sol.

S5. Ans.(a)
Sol. Suppose, the present age of his father = x + 20 years
According to question,
3 (x – 5) = x + 20 – 5
⇒ 3x – 15 = x + 15
⇒ 2x = 30
∴ x = 15
Therefore, the present age of father = x + 20 years
= 15 + 20 = 35 years

S6. Ans.(a)
Sol. Total number of girls in the row = 11 + 11 – 1 = 21

S7. Ans.(c)
Sol. Woman’s brother is the father-in-law of that man.
Therefore, the woman is aunt of the wife of that man.

S8. Ans.(a)
Sol. First Row
7 × 9 = 63
Second Row
5 × 6 = 30
Third Row
4 × ? = 20
∴ ? = 20/4 = 5

S9. Ans.(c)
Sol.

10 × 5 ÷ 3 – 2 + 3 =?
⇒ ? = 10 ÷ 5 + 3 × 2 – 3
⇒ ? = 2 + 6 – 3 = 5

S10. Ans.(a)
Sol.

P is sitting in the middle.

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