Topic of the Day: Quantitative Aptitude Questions on Approximation for SBI PO, IBPS PO and SBI Clerk Mains

Today’s topic is on Approximation from the Quantitative Aptitude section. Questions from Approximation are frequently asked in banking examinations. If practiced well, one can score full marks in it in very less time. 5 to 10 questions can be expected from this topic in upcoming Prelims and Mains examinations of SBI Clerk Mains, RBI Assistant Mains, SBI PO prelims and IBPS PO Prelims. Below I have provided 15 questions of approximation for practice. Answers with detailed solutions are provided at the end of the questions. Not more than 10 minutes should be invested for solving these. Please note that you don’t need to calculate the exact value. Now, Let’s look at the questions below.

Directions (Ques.1 – 15): What is the approximate value should come in place of question mark (?) in the following questions? (You are not needed to calculate the exact value)

1. 324.99 of 48.07% =?

3. 38.93 × 112.67 + 223.854 × 17.893 =?

4. 945.11 ÷ 34.98 × 20.054 =?

5. (18.79)² × √730 =?

6. (16.072)² + (22.202)² + (35.986)² + (38.8761)² =?

7. 72.35 × 190 + 26 × 13.5 – 110 × 24.5 =?

8. 49.8% of 579.88 – 529.78% of 540 + 4451.887 =?

9. (42.42)² + (39.549)² – (11.764)² – (45.47)² =?

10. 32.23% of 624.699 + 49.876% of 650.112 + 2574.98 =?

12. 487.532 + 2849.029 – 675.48 = 743.095 + ?

13. (630 +?) x 26 = 2860

14. 61.33% of 700 – 450.17 = ? – 85% of 1020

15. √6578 × √4330÷ √730 = ?

Answers:

Ans 1. 2

Ans 2. 1

Ans 3. 4

39 × 113 + 224 × 18 =?

Ans 4. 5

Ans 5. 2

Ans 6. 1

256 + 484 + 1296 + 1521 =?

Ans 7. 4

72 × 190 + 26 × 14 – 110 × 25 =?

13680 + 364 – 2750 =?

Ans 8. 1

290 – 2862 + 4452 =?

Ans 9. 2

1764 + 1600 – 144 – 2025 =?

Ans 10. 2

32% of 625 + 50% of 650 + 2575 =?

Ans 11. 2

(425 ÷ 12.5 +?³) ÷ 30 = 12(1/2)

Ans 12. 5

488 + 2849 – 675 = 743 +?

Ans 13. 3

Ans 14. 1

61% of 700 – 450 =? – 85% of 1020

Ans 15. 5

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