Aptitude - Square Root and Cube Root
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OverviewExercise"Actions speak louder than words."
- (Proverb)
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| 11. |
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625 |
x |
14 |
x |
11 |
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is equal to: |
| 11 |
25 |
196 |
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Answer: Option D
Explanation:
| Given Expression = |
25 |
x |
14 |
x |
11 |
= 5. |
| 11 |
5 |
14 |
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| 12. |
0.0169 x ? = 1.3
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Answer: Option A
Explanation:
Let 0.0169 x x = 1.3.
Then, 0.0169x = (1.3)2 = 1.69
 x = |
1.69 |
= 100 |
| 0.0169 |
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| 13. |
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3 - |
1 |
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2 |
simplifies to: |
| 3 |
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Answer: Option E
Explanation:
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3 - |
1 |
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2 |
= (3)2 + |
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1 |
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2 |
- 2 x 3 x |
1 |
| 3 |
3 |
3 |
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| 14. |
How many two-digit numbers satisfy this property.: The last digit (unit's digit) of the square of the two-digit number is 8 ?
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Answer: Option A
Explanation:
A number ending in 8 can never be a perfect square.
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| 15. |
The square root of 64009 is:
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Answer: Option D
Explanation:
2|64009( 253
|4
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45|240
|225
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503| 1509
| 1509
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| X
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 64009 = 253.
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