Discussion
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- Question
- (9.95) 2 x (2.01) 3 = 2 x (?) 2
Options- A. 12
- B. 15
- C. 25
- D. 20
- Correct Answer
- 20
Explanation(9.95)2 x (2.01)3 = 2 x (?)2
Here, 9.95 is Approximated to 10, 2.01 is approximate to 2 because calculating the square or cubes of whole number is much easier than to calculate the square or cube of decimal numbers
2 x (?) 2 = ( 10)2 x (2)3 = 100 x 8 = 800
? (?)2 = 400
? ? =20 - 1. 124.35 % 8096 =?
Options- A. 2000
- B. 10000
- C. 1000
- D. 12000 Discuss
- 2. 121% of 5103 =?
Options- A. 6000
- B. 8000
- C. 10000
- D. 4000 Discuss
- 3. 12.49% of 839.859 =?
Options- A. 95
- B. 100
- C. 115
- D. 105 Discuss
- 4. 137% of 12345 =?
Options- A. 17000
- B. 15000
- C. 1500
- D. 14300 Discuss
- 5. 3/5 of 4/7 of 7/9 of 425
Options- A. 121
- B. 118
- C. 113
- D. 110 Discuss
- 6. 99.999 ÷ 0.99 ÷ 0.00991234 =?
Options- A. 100
- B. 10000
- C. 1000
- D. 100000 Discuss
- 7. [137 ÷ 17 x 3.99]/[4.02 x 3.98] =?
Options- A. 3.2
- B. 3.5
- C. 2.5
- D. 2 Discuss
- 8. 95 3.7 ÷ 95 0.9989 = 95 ?
Options- A. 1.9
- B. 3
- C. 2.99
- D. 2.7 Discuss
- 9. 3 7.5/27 1.5 x 9 2 = 3 ?
Options- A. 5
- B. 4.5
- C. 7
- D. 6.50 Discuss
- 10. 5454 ÷ 54 ÷ 5 =?
Options- A. 15
- B. 25
- C. 30
- D. 20 Discuss
Approximation problems
Search Results
Correct Answer: 10000
Explanation:
? = 124.35% of 8096
= (8096 x 124.35)/100 = 1006737.6/100
= 10067.376 = 10000
Correct Answer: 6000
Explanation:
? = 5103 x 121/100
= 61.74.63 = 6000
Correct Answer: 100
Explanation:
?= 12.49% of 839.859 ? 12% of 840
= 840 x 12/100 = 100.80 ? 100
Correct Answer: 17000
Explanation:
137% of 12345 = ?
? ? = 12345 x 137/100 = 16912.65 ? 17000
Correct Answer: 113
Explanation:
? = 3/5 of 4/7 of 7/9 of 425
? ? = 3/5 x 4/7 x 7/9 x 425 = 113.33 = 113
Correct Answer: 10000
Explanation:
99.999 ÷ 0.99 ÷ 0.00991234
= 100 ÷ 1 ÷ 0.01 = 10000
Correct Answer: 2
Explanation:
[137 ÷ 17 x 3.99]/[4.02 x 3.98] = ? ? (137 ÷ 17 x 4) / (4 x 4) ? 2
Correct Answer: 2.7
Explanation:
? = 953.7 ÷ 950.9989 = 95?
? 95(3.7 - 0.9989) = 95?
? 952.7011 = 95?
? ? = 2.7011 ? 2.7
Correct Answer: 7
Explanation:
3 7.5 ÷ 271.5 x 92 = 3?
? 37.5 ÷ (3)3 x 15 x 32 x 2 = 3 ?
? 37.5 - 4.5 + 4 = 3? ? 37 = 3? ? ? = 7
Correct Answer: 20
Explanation:
? = 5454 ÷ 54 ÷ 5
= 5454/(54 x 5) = 5454/270 = 20.2 ? 20
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