A plane left 30 min later than the scheduled time and in order to reach its destination 1500 km away in time, it has to increase its speed by 250km/hr from its usual speed. Find its usual speed?
Asked by Anjana S
| 23rd Nov, 2014,
07:00: PM
Expert Answer:
Answered by Prasenjit Paul
| 24th Nov, 2014,
09:27: AM
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