Mathematical Operations · SSC CGL previous year questions

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2022 140 questions

Q72022 · 6 Dec 2022 · Shift 2
Study the given pattern carefully and select the number that can replace the question mark ( ? ) in it. First row: 243, 162, 9 Second row: 108, 72, 6 Third row: 48, ?, 4 ( NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding / subtracting / multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed )
1. A.12
2. B.21
3. C.32
4. D.23
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Answer: C
Q92022 · 6 Dec 2022 · Shift 2
Which two numbers, from amongst the given options, should be interchanged to make the given equation correct? $14 + 39 - (144 \div 4) + (5 \times 3) - 6 = 63$
1. A.14 and 6
2. B.5 and 39
3. C.4 and 3
4. D.4 and 6
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Answer: C
Q192022 · 6 Dec 2022 · Shift 2
After interchanging the given two numbers and two signs what will be the values of equation ( I ) and ( II ) respectively? × and –, 4 and 5 I. 9 ÷ 3 × 6 + 5 – 4 II. 5 – 4 × 3 + 6 ÷ 2
1. A.17, 20
2. B.8, 6
3. C.16, 20
4. D.20, 17
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Answer: A
Q82022 · 6 Dec 2022 · Shift 3
Which of the following interchange of numbers and signs would make the given equation correct? 10 - 4 ÷ 20 + 16 × 8 = 16
1. A.10 and 16, × and ÷
2. B.4 and 8, × and -
3. C.4 and 20, + and ÷
4. D.10 and 20, + and ×
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Answer: B
Q132022 · 6 Dec 2022 · Shift 3
By Interchanging the given two numbers which of the following equation will be correct? 1 and 7
1. A.7 × 2 + 1 - 5 = 6
2. B.1 × 2 - 7 + 8 ÷ 2 = 16
3. C.7 + 1 × 2 - 6 ÷ 3 = 13
4. D.7 + 6 ÷ 3 - 5 × 1 = - 10
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Answer: C
Q192022 · 6 Dec 2022 · Shift 3
Select the odd group of numbers. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 - Operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)
1. A.20 - 406
2. B.14 - 200
3. C.10 - 106
4. D.12 - 150
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Answer: B
Q22022 · 6 Dec 2022 · Shift 4
Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation. 25 * 2 * 220 * 11 * 43
1. A.+, -, ×, =
2. B.+, -, ÷, =
3. C.+, +, ÷, =
4. D.-, +, ÷, =
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Answer: D
Q52022 · 6 Dec 2022 · Shift 4
Select the correct combination of mathematical signs to sequentially replace the # signs and to balance the given equation. [{(44 # 38) # (2 # 5)} # (4 # 2)] # 5 # 10
1. A.×, ÷, ×, ×, –, +, =
2. B.×, –, +, ×, ÷, ×, =
3. C.–, +, ×, ×, ÷, ×, =
4. D.–, +, ×, ÷, ×, ×, =
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Answer: D
Q162022 · 6 Dec 2022 · Shift 4
Select the odd group of numbers. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g.13– Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)
1. A.14 – 193
2. B.15 – 220
3. C.16 – 251
4. D.17 – 284
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Answer: A
Q202022 · 6 Dec 2022 · Shift 4
By interchanging the given two signs and numbers which of the following equation will be correct? + and –, 7 and 6
1. A.4 × 7 + 6 – 3 ÷ 1 = 20
2. B.8 × 7 + 5 ÷ 1 – 6 = 17
3. C.7 – 6 × 3 + 4 ÷ 1 = 8
4. D.7 × 2 – 6 + 4 ÷ 2 = 13
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Answer: A
Q12022 · 5 Dec 2022 · Shift 1
By interchanging the given two signs and numbers which of the following equation will be not correct? × and ÷, 2 and 6 I. 7 – 4 × 3 ÷ 6 + 2 = 8 II. 6 – 8 × 2 + 9 ÷ 3 = 5
1. A.Only II
2. B.Neither I nor II
3. C.Only I
4. D.Both I and II
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Answer: D
Q52022 · 5 Dec 2022 · Shift 1
After interchanging the given two numbers and two signs what will be the values of equations (I) and (II) respectively? – and ×, 6 and 4 I. 7 × 6 + 8 ÷ 2 – 4 II. 4 – 7 × 6 + 8 ÷ 2
1. A.27, 42
2. B.27, 47
3. C.27, 49
4. D.25, 40
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Answer: A
Q142022 · 5 Dec 2022 · Shift 1
Which two numbers, from amongst the given options, should be interchanged to make the given equation correct? $(6)^{2} - 20 + (28 \div 7) - [(4) \times 8] + (2)^{2} = 40$
1. A.6 and 8
2. B.7 and 2
3. C.2 and 8
4. D.20 and 8
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Answer: A
Q92022 · 5 Dec 2022 · Shift 2
By interchanging the given two numbers which of the following equation will be correct? 7 and 4
1. A.4 - 7 + 6 ÷ 2 × 3 = 12
2. B.4 × 3 + 7 - 9 ÷ 3 = 20
3. C.7 + 4 × 2 - 6 ÷ 2 = 17
4. D.7 + 5 × 2 - 4 ÷ 1 = 9
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Answer: A
Q132022 · 5 Dec 2022 · Shift 2
Which two numbers, from amongst the given options, should be interchanged to make the given equation correct? 72 + (7 × 8) - (126 ÷ 14) - (4) 2 = 150
1. A.72 and 126
2. B.7 and 4
3. C.8 and 4
4. D.14 and 7
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Answer: D
Q252022 · 5 Dec 2022 · Shift 2
By interchanging the given two signs and numbers which of the following equation will be not correct? ÷ and ×, 1 and 3
1. A.6 ÷ 3 - 1 + 4 × 2 = 5
2. B.4 × 3 - 1 + 8 ÷ 2 = 9
3. C.5 - 8 × 3 + 9 ÷ 1 = 24
4. D.6 + 4 - 9 × 3 ÷ 1 = -17
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Answer: B
Q12022 · 5 Dec 2022 · Shift 3
Select the odd group of numbers. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g.13 – Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)
1. A.(6 – 60 – 1200)
2. B.(7 – 70 – 1600)
3. C.(5 – 50 – 1000)
4. D.(4 – 40 – 800)
Show answer
Answer: B
Q52022 · 5 Dec 2022 · Shift 3
By Interchanging the given two numbers which of the following equation will be not correct? 3 and 4
1. A.3 + 5 × 4 – 6 ÷ 2 = 16
2. B.4 × 6 – 3 + 9 ÷ 1 = 25
3. C.3 × 7 – 8 ÷ 2 + 4 = 27
4. D.9 × 3 ÷ 6 + 4 – 8 = 1
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Answer: B
Q82022 · 5 Dec 2022 · Shift 3
By interchanging the given two signs and numbers which of the following equation will be correct? + and –, 7 and 3
1. A.7 + 3 × 9 – 8 ÷ 2 = 30
2. B.9 × 7 + 3 – 4 ÷ 2 = 18
3. C.3 × 4 ÷ 2 + 7 – 5 = 16
4. D.3 + 7 ÷ 1 – 4 × 2 = 16
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Answer: C
Q112022 · 5 Dec 2022 · Shift 3
Which two signs should be interchanged to make the given equation correct? (50 ÷ 3) * 15 + 25 − 10 = 25
1. A.÷ and −
2. B.+ and *
3. C.÷ and *
4. D.+ and −
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Answer: C
Q12022 · 5 Dec 2022 · Shift 4
After interchanging the given two numbers and two signs what will be the values of equation (I) and (II) respectively? × and ÷, 7 and 9 I. 8 × 3 ÷ 6 + 9 – 7 II. 9 – 7 × 1 + 6 ÷ 3
1. A.0, 8
2. B.14, 16
3. C.6, 9
4. D.10, 11
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Answer: B
Q42022 · 5 Dec 2022 · Shift 4
By interchanging the given two signs which of the following equation will be correct? × and +
1. A.7 × 8 ÷ 9 + 18 – 11 = 16
2. B.24 – 8 – 5 × 5 + 3 = 14
3. C.5 × 10 – 15 + 20 ÷ 25 = 8
4. D.24 × 8 + 6 ÷ 3 – 18 = 22
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Answer: D
Q142022 · 5 Dec 2022 · Shift 4
Which two numbers from amongst the given options should be interchanged to make the given equation correct? 248 ÷ 4 + 184 ÷ ( 4 × 6 – 2 × 8) = 77
1. A.8 and 4
2. B.184 and 77
3. C.184 and 248
4. D.4 and 6
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Answer: C
Q172022 · 5 Dec 2022 · Shift 4
Study the given pattern carefully and select the number that can replace the question mark (?) in it. First row - 15, 11, 43 Second row - 13, 8, 48 Third row - 9, 7, ? (NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding / subtracting / multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is NOT allowed)
1. A.23
2. B.30
3. C.27
4. D.28
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Answer: A
Q82022 · 3 Dec 2022 · Shift 1
By interchanging the given two numbers which of the following equation will be not correct? 5 and 9
1. A.9 × 4 + 5 - 8 ÷ 2 = 25
2. B.9 - 5 × 4 + 6 ÷ 3 = -30
3. C.9 + 7 × 8 ÷ 4 - 5 = 10
4. D.9 - 4 × 5 + 6 ÷ 2 = -28
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Answer: B