Alex and stephen are running around a circular track. They run at speed of 10km/hr and 20km/hr respectively. Both of them start from the same point and run in the same direction. If the length of the track is 5km, how long will they take to meet for the first line?
population of agra and Aligarh district the year 2021 August ₹36,20,436 and 29,92,286 respectively what was the total population of the two distress in that year?
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