# The plane took off from Berlin at 10:00 am local time and landed in Moscow in 2 hours for refueling. After 1 hour, the plane went

The plane took off from Berlin at 10:00 am local time and landed in Moscow in 2 hours for refueling. After 1 hour, the plane went further eastward to the final destination of its route, which it reached at 15:00 GMT. In which city the plane landed, if it is known that the population in it is more than 600 thousand people, and it is located at an altitude of 700 m above sea level near the state border.

Based on the distance between Moscow and Berlin, we calculate the average speed of the aircraft – 800 km / h.
The difference between Moscow and Berlin is 1 hour (Moscow – 2 hours; Berlin – 1 hour). Considering that daylight saving time is in effect in Russia – in Berlin it is 10 hours, and in Moscow – 12 hours, 2 hours of flight – the plane arrived in Moscow at 14 hours. 1 hour for refueling, took off at 15 o’clock, travel time 3 hours. The city is located in the 5th time zone. According to the population density map of 9 cells. let’s define a city with a population of more than 600 thousand people. and is located at an altitude of 700 m above sea level near the state border.
Answer: the city of Bishkek is the capital of Kyrgyzstan, at the foothills of the Tien Shan.

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