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NIACL Assistant Simplification & Approximation Questions with Answers & Explanations

20 Simplification & Approximation questions from the Quantitative Aptitude section of NIACL Assistant, each with the correct answer and a worked explanation. Try each question first, then tap Show answer to check. When you're ready, take the timed chapter-wise test to see your all-India rank.

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Question 1

What approximate value should come in place of (?) 75.01% of 120.04 + 27.98 × 26.97 = ?

  1. A846
  2. B906
  3. C946
  4. D746
  5. E766
Show answer
Answer: (A) 846 ≈ 75% of 120 + 28 × 27 = 90 + 756 = 846.
Question 2

What approximate value should come in place of (?) 75.04% of 200.02 + 32.02 × 17.04 = ?

  1. A634
  2. B654
  3. C734
  4. D594
  5. E694
Show answer
Answer: (E) 694 ≈ 75% of 200 + 32 × 17 = 150 + 544 = 694.
Question 3

What approximate value should come in place of (?) 25.04% of 440.04 + 32.98 × 22.97 = ?

  1. A969
  2. B869
  3. C909
  4. D949
  5. E789
Show answer
Answer: (B) 869 ≈ 25% of 440 + 33 × 23 = 110 + 759 = 869.
Question 4

What approximate value should come in place of (?) 60.02% of 500.04 + 38.04 × 25.98 = ?

  1. A1288
  2. B1248
  3. C1388
  4. D1368
  5. E1208
Show answer
Answer: (A) 1288 ≈ 60% of 500 + 38 × 26 = 300 + 988 = 1288.
Question 5

What approximate value should come in place of (?) 40.04% of 679.98 + 17.04 × 11.97 = ?

  1. A476
  2. B376
  3. C416
  4. D396
  5. E536
Show answer
Answer: (A) 476 ≈ 40% of 680 + 17 × 12 = 272 + 204 = 476.
Question 6

What approximate value should come in place of (?) 20.01% of 299.97 + 32.97 × 14.02 = ?

  1. A462
  2. B482
  3. C582
  4. D422
  5. E522
Show answer
Answer: (E) 522 ≈ 20% of 300 + 33 × 14 = 60 + 462 = 522.
Question 7

What approximate value should come in place of (?) 39.98% of 260.02 + 37.01 × 26.01 = ?

  1. A1106
  2. B1066
  3. C1166
  4. D1026
  5. E1126
Show answer
Answer: (B) 1066 ≈ 40% of 260 + 37 × 26 = 104 + 962 = 1066.
Question 8

What approximate value should come in place of (?) 59.98% of 400.01 + 13.02 × 16.02 = ?

  1. A368
  2. B388
  3. C448
  4. D508
  5. E528
Show answer
Answer: (C) 448 ≈ 60% of 400 + 13 × 16 = 240 + 208 = 448.
Question 9

What approximate value should come in place of (?) 59.97% of 800.04 + 23.02 × 14.01 = ?

  1. A802
  2. B882
  3. C722
  4. D702
  5. E842
Show answer
Answer: (A) 802 ≈ 60% of 800 + 23 × 14 = 480 + 322 = 802.
Question 10

What approximate value should come in place of (?) 40.01% of 740.01 + 18.97 × 24.97 = ?

  1. A731
  2. B771
  3. C671
  4. D691
  5. E811
Show answer
Answer: (B) 771 ≈ 40% of 740 + 19 × 25 = 296 + 475 = 771.

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Question 11

What approximate value should come in place of (?) 60.04% of 580.04 + 33.98 × 16.97 = ?

  1. A986
  2. B846
  3. C926
  4. D866
  5. E826
Show answer
Answer: (C) 926 ≈ 60% of 580 + 34 × 17 = 348 + 578 = 926.
Question 12

What approximate value should come in place of (?) 19.97% of 319.98 + 37.97 × 25.98 = ?

  1. A992
  2. B1132
  3. C1052
  4. D1012
  5. E1092
Show answer
Answer: (C) 1052 ≈ 20% of 320 + 38 × 26 = 64 + 988 = 1052.
Question 13

What approximate value should come in place of (?) 49.98% of 300.01 + 35.98 × 23.01 = ?

  1. A1058
  2. B978
  3. C878
  4. D918
  5. E938
Show answer
Answer: (B) 978 ≈ 50% of 300 + 36 × 23 = 150 + 828 = 978.
Question 14

What approximate value should come in place of (?) 25.01% of 100.04 + 31.98 × 18.04 = ?

  1. A541
  2. B501
  3. C681
  4. D641
  5. E601
Show answer
Answer: (E) 601 ≈ 25% of 100 + 32 × 18 = 25 + 576 = 601.
Question 15

What approximate value should come in place of (?) 59.97% of 679.97 + 14.04 × 18.01 = ?

  1. A760
  2. B700
  3. C620
  4. D580
  5. E660
Show answer
Answer: (E) 660 ≈ 60% of 680 + 14 × 18 = 408 + 252 = 660.
Question 16

What approximate value should come in place of (?) 50.01% of 700.02 + 25.02 × 20.01 = ?

  1. A810
  2. B850
  3. C890
  4. D910
  5. E750
Show answer
Answer: (B) 850 ≈ 50% of 700 + 25 × 20 = 350 + 500 = 850.
Question 17

What approximate value should come in place of (?) 50.02% of 519.97 + 20.01 × 15.01 = ?

  1. A560
  2. B520
  3. C660
  4. D620
  5. E500
Show answer
Answer: (A) 560 ≈ 50% of 520 + 20 × 15 = 260 + 300 = 560.
Question 18

What approximate value should come in place of (?) 19.97% of 540.02 + 34.98 × 16.01 = ?

  1. A728
  2. B748
  3. C568
  4. D768
  5. E668
Show answer
Answer: (E) 668 ≈ 20% of 540 + 35 × 16 = 108 + 560 = 668.
Question 19

What approximate value should come in place of (?) 19.97% of 659.97 + 26.97 × 15.98 = ?

  1. A664
  2. B564
  3. C524
  4. D624
  5. E464
Show answer
Answer: (B) 564 ≈ 20% of 660 + 27 × 16 = 132 + 432 = 564.
Question 20

What approximate value should come in place of (?) 40.04% of 79.98 + 34.97 × 13.01 = ?

  1. A567
  2. B487
  3. C547
  4. D407
  5. E387
Show answer
Answer: (B) 487 ≈ 40% of 80 + 35 × 13 = 32 + 455 = 487.

These are RankerClub practice questions written in the NIACL Assistant pattern. They are not official SSC/IBPS/RRB papers.

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