SSC CGL Quant – Simplification & Approximation – Level 1 · Warm-up · Tier I Level

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SSC CGL Quant – Simplification & Approximation – Level 1 · Warm-up · Tier I Level – 14 questions, subject: Quantitative Aptitude. Every question has the correct answer with a one-line explanation; tap "Show Answer". Free practice for TNPSC, UPSC, SSC, Bank and RRB exams – Shanmugam IAS Academy, Coimbatore.

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1.  
27 + 36 ÷ 4 × 3 − 8 = ?

Correct Answer: D [46]

Explanation:

36 ÷ 4 = 9, × 3 = 27 (left to right); 27 + 27 − 8 = 46.

2.  
2/7 of 350 ÷ 20 = ?

Correct Answer: B [5]

Explanation:

"of" first: 2/7 of 350 = 100; 100 ÷ 20 = 5.

3.  
Express 0.4 as a fraction.

Correct Answer: C [4/9]

Explanation:

One repeating digit → over 9: 4/9.

4.  
√0.0196 = ?

Correct Answer: A [0.14]

Explanation:

196 × 10⁻⁴ → 14 × 10⁻² = 0.14.

5.  
1/(√15 + √14) = ?

Correct Answer: C [√15 − √14]

Explanation:

Multiply by √15 − √14: denominator 15 − 14 = 1.

6.  
3⅔ + 2¼ − 1⅚ = ?

Correct Answer: A [4 1/12]

Explanation:

(3 + 2 − 1) + (8 + 3 − 10)/12 = 4 1/12.

7.  
96 ÷ 4 of 6 = ?

Correct Answer: D [4]

Explanation:

"of" before ÷: 4 of 6 = 24; 96 ÷ 24 = 4.

8.  
0.25 × 0.4 ÷ 0.05 = ?

Correct Answer: B [2]

Explanation:

0.25 × 0.4 = 0.1; 0.1 ÷ 0.05 = 2.

9.  
299.8 + 401.3 − 199.7 ≈ ?

Correct Answer: C [500]

Explanation:

≈ 300 + 400 − 200 = 500 (exact 501.4).

10.  
(0.5)² + (0.5)³ = ?

Correct Answer: B [0.375]

Explanation:

0.25 + 0.125 = 0.375.

11.  
50 − [20 − {12 − (9 − 4)}] = ?

Correct Answer: D [37]

Explanation:

( ) 5 → { } 7 → [ ] 13 → 50 − 13 = 37.

12.  
Statement-basedWhich is/are true?
I. 0.3 = 1/3
II. 0.9 = 1

Correct Answer: A [Both I and II]

Explanation:

3/9 = 1/3 and 9/9 = 1 by the Nines rule.

13.  
Fill in the blank? % of 640 + 18% of 450 = 145. Find ?

Correct Answer: B [10]

Explanation:

18% of 450 = 81; 145 − 81 = 64; 64/640 × 100 = 10.

14.  
Fill in the blank(? ÷ 12) × 5 + 18 = 63. Find ?

Correct Answer: C [108]

Explanation:

Undo in reverse: 63 − 18 = 45; 45 ÷ 5 = 9; 9 × 12 = 108.

➤ Full notes, shortcuts and every answer explained – SSC CGL 2026 Quantitative Aptitude book (₹149): www.shanmugamiasacademy.in/study-materials/ssc-cgl-quantitative-aptitude

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