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Home ‣ Aptitude ‣ Decimal Fraction Comments
- Question
The fraction 101 27 in decimal for is: 100000
Options- A. .01027
- B. .10127
- C. 101.00027
- D. 101.000027
- Correct Answer
- 101.00027
Explanation101 27 = 101 + 27 = 101 + .00027 = 101.00027 100000 100000 - 1.
The value of 0.1 x 0.1 x 0.1 + 0.02 x 0.02 x 0.02 is: 0.2 x 0.2 x 0.2 + 0.04 x 0.04 x 0.04
Options- A. 0.0125
- B. 0.125
- C. 0.25
- D. 0.5 Discuss
- 2. 34.95 + 240.016 + 23.98 =?
Options- A. 298.0946
- B. 298.111
- C. 298.946
- D. 299.09 Discuss
- 3. If 2994 ÷ 14.5 = 172, then 29.94 ÷ 1.45 =?
Options- A. 0.172
- B. 1.72
- C. 17.2
- D. 172 Discuss
- 4.
If 144 = 14.4 , then the value of x is: 0.144 x
Options- A. 0.0144
- B. 1.44
- C. 14.4
- D. 144 Discuss
- 5. 617 + 6.017 + 0.617 + 6.0017 =?
Options- A. 6.2963
- B. 62.965
- C. 629.6357
- D. None of these Discuss
- 6. The cube root of .000216 is:
Options- A. .6
- B. .06
- C. 77
- D. 87 Discuss
- 7. A group of students decided to collect as many paise from each member of group as is the number of members. If the total collection amounts to Rs. 59.29, the number of the member is the group is:
Options- A. 57
- B. 67
- C. 77
- D. 87 Discuss
- 8.
If x = √3 + 1 and y = √3 - 1 , then the value of (x2 + y2) is: √3 - 1 √3 + 1
Options- A. 10
- B. 13
- C. 14
- D. 15 Discuss
- 9. How many two-digit numbers satisfy this property.: The last digit (unit's digit) of the square of the two-digit number is 8?
Options- A. 1
- B. 2
- C. 3
- D. None of these Discuss
- 10.
If √5 = 2.236, then the value of √5 - 10 + √125 is equal to: 2 √5
Options- A. 5.59
- B. 7.826
- C. 8.944
- D. 10.062 Discuss
Decimal Fraction problems
Search Results
Correct Answer: 0.125
Explanation:
| Given expression = | (0.1)3 + (0.02)3 | = | 1 | = 0.125 |
| 23 [(0.1)3 + (0.02)3] | 8 |
Correct Answer: 298.946
Explanation:
34.95 240.016 + 23.98 -------- 298.946 --------
Correct Answer: 17.2
Explanation:
| 29.94 | = | 299.4 |
| 1.45 | 14.5 |
| = | ❨ | 2994 | x | 1 | ❩ | [ Here, Substitute 172 in the place of 2994/14.5 ] |
| 14.5 | 10 |
| = | 172 |
| 10 |
= 17.2
Correct Answer: 0.0144
Explanation:
| 144 | = | 14.4 |
| 0.144 | x |
| ⟹ | 144 x 1000 | = | 14.4 |
| 144 | x |
| ⟹ x = | 14.4 | = 0.0144 |
| 1000 |
Correct Answer: 629.6357
Explanation:
617.00
6.017
0.617
+ 6.0017
--------
629.6357
---------
Correct Answer: .06
Explanation:
| (.000216)1/3 | = | ❨ | 216 | ❩ | 1/3 |
| 106 |
| = | ❨ | 6 x 6 x 6 | ❩ | 1/3 |
| 102 x 102 x 102 |
| = | 6 |
| 102 |
| = | 6 |
| 100 |
= 0.06
Correct Answer: 77
Explanation:
Money collected = (59.29 x 100) paise = 5929 paise.
∴ Number of members = √5929 = 77.
Correct Answer: 14
Explanation:
| x = | (√3 + 1) | x | (√3 + 1) | = | (√3 + 1)2 | = | 3 + 1 + 2√3 | = 2 + √3. |
| (√3 - 1) | (√3 + 1) | (3 - 1) | 2 |
| y = | (√3 - 1) | x | (√3 - 1) | = | (√3 - 1)2 | = | 3 + 1 - 2√3 | = 2 - √3. |
| (√3 + 1) | (√3 - 1) | (3 - 1) | 2 |
∴ x2 + y2 = (2 + √3)2 + (2 - √3)2
= 2(4 + 3)
= 14
Correct Answer: None of these
Explanation:
A number ending in 8 can never be a perfect square.
Correct Answer: 7.826
Explanation:
| √5 | - | 10 | + √125 | = | (√5)2 - 20 + 2√5 x 5√5 |
| 2 | √5 | 2√5 |
| = | 5 - 20 + 50 |
| 2√5 |
| = | 35 | x | √5 |
| 2√5 | √5 |
| = | 35√5 |
| 10 |
| = | 7 x 2.236 |
| 2 |
| = 7 x 1.118 |
| = 7.826 |
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