Aptitude - Clock - Discussion
Discussion Forum : Clock - General Questions (Q.No. 9)
9.
At what angle the hands of a clock are inclined at 15 minutes past 5?
Answer: Option
Explanation:
| Angle traced by hour hand in | 21 | hrs = |  |
360 | x | 21 |  |
° | = | 157 | 1 | ° |
| 4 | 12 | 4 | 2 |
| Angle traced by min. hand in 15 min. = | |
360 | x 15 | |
° | = 90°. |
| 60 |
 Required angle = |
|
157 | 1 | |
° | - 90° = 67 | 1 | ° |
| 2 | 2 |
Discussion:
41 comments Page 5 of 5.
Ganesh said:
1 decade ago
21/4 = 5 hr 15 min = 5(15/60) = 5(1/4) = ((5*4)+1)/4 = 21/4.
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