# Reasoning: Mathematical Calculations Questions for SSC CGL and RRB Exam 2018: 19th June (Solutions)

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Dear  Aspirants,
Following 75 Days SSC CGL Study Plan by ADDA247 and SSCADDAA, the platform is all set to deliver the quizzes and notes on each four subjects asked in SSC CGL Tier-1 Examination. Quizzes are prepared under the consideration of latest pattern and level of Exam whereas notes deal with understanding the concepts, formulae, rules and sharpen your revising skills. Be a part of this study plan, visit SSCADDA website regularly to add up each day effort in your practice. SSC CGL Exam is to be conducted from 25 July to 20 August 2018. SSC CPO Exam is to be held from 4 June to 10 June 2018, It is time to knuckle down to get the dream job.

Needless to say, SSC CGL 2018 is the golden opportunity to be grabbed where again Reasoning Section might bring a major difference. To clear the decks, attempt Daily Reasoning Quiz provided on SSCADDA and make headway in upcoming govt exams.

Q1. In the following question, by using which mathematical operators will the expression become correct?
निम्नलिखित प्रश्न में, कौन से गणितीय चिन्हों का उपयोग करके अभिव्यक्ति सही हो जाएगी?
14 ? 2 ? 4 ? 6 ? 4
(a) ×, ÷, > and ×/×, ÷, > और ×
(b) ÷, ×, > and × / ÷, ×, > और ×
(c) ÷, +, = and × /÷, +, = और ×
(d) ÷, +, > and × /÷, +, > और ×
S1. Ans.(b)
Sol.
14 ÷ 2 × 4 > 6 × 4
7 × 4 > 24
28 > 24

Q2. If 4 * 9 % 2 = 47 and 9 * 0 % 6 = 84, then 5 * 3 % 7 = ?
यदि 4 * 9 % 2 = 47 और 9 * 0 % 6 = 84, तो 5 * 3 % 7 = ?
(a) 38
(b) 51
(c) 42
(d) 46
S2. Ans.(d)
Sol.
49 – 2 = 47
90 – 6 = 84
53 – 7 = 46

Q3. If “P” denotes “divided by”, “R” denotes “added to”, “S” denotes “subtracted from” and “Q” denotes “multiplied by”, then
यदि “P” का अर्थ “से भाग “, “R” का अर्थ “से जमा “, “S” का अर्थ “से घटा ” और “Q” का अर्थ “से गुणा “है, तो
48 P 4 R 3 Q 4 S 6 Q 4 = ?
(a) 20
(b) 1
(c) 6
(d) 0
S3. Ans.(d)
Sol. 48 P 4 R 3 Q 4 S 6 Q 4
⇒48÷4+3×4-6×4
⇒12+12-24
⇒24-24
⇒0

Q4. If 9 θ 11 α 2 = 40 and 13 θ 12 α 3 = 75, then 40 θ 41 α 5 = ?
यदि 9 θ 11 α 2 = 40 और 13 θ 12 α 3 = 75 है, तो 40 θ 41 α 5 = ?
(a) 340
(b) 365
(c) 320
(d) 405
S4. Ans.(d)
Sol. (9+11)×2=40
(13+12)×3=75
(40+41)×5=405

Q5. In the following question, correct the equation by interchanging two numbers.
निम्नलिखित प्रश्नों में, दो संख्याओं को आपस में बदल कर समीकरण को सही करें.
5 + 3 ÷ 6 × 9 – 2 = 21
(a) 5 and 9/5 और 9
(b) 3 and 6/3 और 6
(c) 6 and 9/6 और 9
(d) 5 and 3/5 और 3
S5. Ans.(b)
Sol. 5+3÷6×9 –2=21
5+6÷3×9–2=21
5+2×9–2=21
5+18–2=21
23–2=21
21=21

Q6. If 6² % 2² ^ 3² = 41 and 7² % 5² ^ 2² = 28, then 5² % 3² ^ 1² = ?
यदि 6² % 2² ^ 3² = 41 और 7² % 5² ^ 2² = 28 है, तो 5² % 3² ^ 1² = ?
(a) 17
(b) 22
(c) 13
(d) 26
S6. Ans.(a)
Sol.

Q7. In the following question, by using which mathematical operators will the expression become correct?
निम्नलिखित प्रश्न में, किस गणितीय चिन्ह का उपयोग करके अभिव्यक्ति सही हो जाएगी?
69 ? 3 ? 2 ? 9 ? 3
(a) ÷, –, > and ×/ ÷, –, > और ×
(b) ÷, +, < and ×/÷, +, < और ×
(c) ÷, –, = and ×/÷, –, = और ×
(d) ×, +, < and ×/×, +, < और ×
S7. Ans.(b)

Sol. 69÷3+2<9×3
23+2<27

25 < 27

Q8. If 1 \$ 9 & 5 = 14 and 2 & 4 \$ 3 = – 41, then 7 \$ 9 & 9 = ?

यदि 1 \$ 9 & 5 = 14 और 2 & 4 \$ 3 = – 41 है,  तो 7 \$ 9 & 9 = ?
(a) 72
(b) 70
(c) 68
(d) 64
S8. Ans.(b)
Sol. 19-5=14
2-43=-41
79-9=70

Q9. If “B” denotes “multiplied by”, “C” denotes “subtracted from”, “A” denotes “added to” and “D” denotes “divided by”, then which of the following equation is true?
यदि “B” का अर्थ “से गुणा “, “C” का अर्थ “से घटा “, “A” का अर्थ “से जमा” और “D” का अर्थ “से भाग” है, तो निम्नलिखित में से कौन सा समीकरण सत्य है?
(a) 24 D 12 B 3 A 12 = 18
(b) 36 D 6 B 3 A 2 = 74
(c) 42 A 7 B 2 D 2 = 35
(d) 56 D 14 B 2 C 4 = 12
S9. Ans.(a)
Sol. 24 D 12 B 3 A 12 = 18
24 ÷ 12 × 3 + 12 = 18
2 × 3 + 12 = 18
6 + 12 = 18
18 = 18

Q10. If 38 # 49 = 24 and 96 # 51 = 21, then 87 # 78 = ?
यदि 38 # 49 = 24 और 96 # 51 = 21 है, तो 87 # 78 = ?
(a) 26
(b) 21
(c) 28
(d) 30
S10. Ans.(d)
Sol. 3 + 8 + 4 + 9 = 24
9 + 6 + 5 + 1 = 21
8 + 7 + 7 + 8 = 30

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