SSC CGL Quant – Calculation Speed – Level 1 · Warm-up · Tier I Level

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SSC CGL Quant – Calculation Speed – Level 1 · Warm-up · Tier I Level – 12 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.  
What is the value of 65²?

Correct Answer: B [4,225]

Explanation:

Five-Tail: 6 × 7 = 42, then 25 → 4,225.

2.  
34 × 25 = ?

Correct Answer: C [850]

Explanation:

3,400 ÷ 4 = 850.

3.  
627 × 11 = ?

Correct Answer: A [6,897]

Explanation:

Eleven Bridge: 6 | 6 + 2 | 2 + 7 | 7 = 6 | 8 | 9 | 7 = 6,897.

4.  
What is the cube of 14?

Correct Answer: D [2,744]

Explanation:

14³ = 196 × 14 = 2,744.

5.  
Which of the following cannot be a perfect square?

Correct Answer: A [3,248]

Explanation:

A square never ends in 8 (the others are 74², 89², 78²).

6.  
Which of the following numbers is divisible by 8?

Correct Answer: D [7,35,216]

Explanation:

Last three digits 216 = 8 × 27; 324, 154 and 436 are not multiples of 8.

7.  
What is the unit digit of 2⁴³?

Correct Answer: C [8]

Explanation:

43 ÷ 4 leaves 3 → third place of 2, 4, 8, 6 → 8.

8.  
The decimal form of 3/8 is:

Correct Answer: B [0.375]

Explanation:

1/8 = 0.125, so 3/8 = 0.375.

9.  
What is the digital root of 87,654?

Correct Answer: D [3]

Explanation:

8 + 7 + 6 + 5 + 4 = 30 → 3 + 0 = 3.

10.  
97 × 98 = ?

Correct Answer: C [9,506]

Explanation:

Base 100: 97 − 2 = 95 | 3 × 2 = 06 → 9,506.

11.  
What is the smallest digit that can replace * so that 52*6 is divisible by 3?

Correct Answer: B [2]

Explanation:

5 + 2 + 6 = 13; the next multiple of 3 is 15 → * = 2.

12.  
Statement-basedWhich of the following is/are correct?
I. The square of an odd number is always odd.
II. The cube of a number ending in 7 ends in 3.

Correct Answer: A [Both I and II]

Explanation:

Odd × odd is odd; Swap Seats: 7 ↔ 3 for cubes (7³ = 343).

➤ 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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