MCQOPTIONS
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| 1. |
Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively and they cross each other in 23 seconds. The ratio of their speeds is  ? |
| A. | 0.043055555555556 |
| B. | 0.12569444444444 |
| C. | 0.17152777777778 |
| D. | 0.12638888888889 |
| Answer» E. | |