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# Reasoning Questions For DSSSB Exam 2017

Q1. If ‘-’ means ‘+’, ‘+’ means ‘-’, ‘×’ means ‘÷’ and ‘÷’ means ‘×’ then which of the following will be the correct equation?
(a) 10 + 5 – 14 ÷ 10 × 15 = 158
(b) 30 + 5 + 14 – 10 × 15 = 122
(c) 30 – 5 + 14 ÷ 10 × 15 = 162
(d) 30 × 5 –4 ÷ 10 + 15 = 31

Q2. Some equations are solved on the basis of certain system. Find out the correct answer for unsolved equation on that basis:
4 x 5 x 8 = 584, 7 x 3 x 9 = 397, 9 x 7 x 3 = ?
(a) 397
(b) 793
(c) 973
(d) 739

Q3. In this questions, choose one word which can be formed from the letters of the given word.
RECOMMENDATION
(a) MEDICINE
(b) MEDIATE
(c) REMINDER
(d) COMMUNICATE

Q4. Sweet is to Chocolate as Book is to ……?…….
(a) Dictionary
(b) Library
(c) Encyclopedia
(d) Atlas

Q5. A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
10, 18, 28, 40, ?
(a) 58
(b) 46
(c) 52
(d) 54

Q6. Find the odd one from the given alternatives?
(a) credit
(b) bore
(c) acclaim
(d) solvency

Q7. Choose the odd numeral pair/group in each of the following questions:
(a) 20, 4
(b) 15, 6
(c) 18, 5
(d) 30, 3

Q8. If L stands for +, M stands for -, N stands for ×, P stands for ÷, then
15 N 10 L 42 P 2 M 8 = ?
(a) 163
(b) 173
(c) 183
(d) 193

Q9. From the word ‘LAPAROSCOPY’ how many independent meaningful words can be made without changing the order of the letters and using each letter only once?
(a) 1
(b) 2
(c) 3
(d) 4

Q10. Mr. Shubham, Miss Pooja, Mr. Mayank and Miss Neha are sitting around a table a discussing their trades.
(1) Mr. Shubham sits opposite to cook
(2) Miss Pooja sits right to the barber
(3) The washerman is on the left of the tailor
(4) Miss Neha sits opposite Mr. Mayank
What are the trades of Shubham and Pooja?
(a) Tailor and Barber
(b) Tailor and Cook
(c) Barber and Cook
(d) Washerman and Cook
Solutions:
S1. Ans.(d)
Sol.
After changing signs according to the question, the new equation will be:
Here,
(a) 10 – 5 + 14 × 10 ÷ 15 = 14(1/3)
(b) 30 – 5 – 14 + 10 ÷ 15 = 11(2/3)
(c) 30 + 5 – 14 × 10 ÷ 15 = 25(2/3)
(d) 30 ÷ 5 + 4 × 10 – 15 = 31
From option (d),
30 ÷ 5 + 4 × 10 – 15
= 6 + 40 – 15
= 46 – 15 = 31 (True)
S2. Ans.(d)
Sol.
S3. Ans.(b)
Sol. MEDIATE can be formed from the letters of RECOMMENDATION.
S4. Ans.(c)
Sol. Second is an enlarged form of the first.
S5. Ans.(d)
Sol. Series pattern : +8, +10, +12, +14
So, missing number = 40 + 14 = 54
S6. Ans.(b)
Sol. Except bore, all are synonyms.
S7. Ans.(a)
Sol. In all other pairs, the product of the two numbers is 90.
S8. Ans.(a)
Sol. After changing sign:
= 15 × 10 + 42 ÷ 2 – 8
= 15 × 10 + 21 – 8
= 150 + 21 – 8
= 163
S9. Ans.(b)
Sol. The words are LAP and COPY.
S10. Ans.(b)
Sol.