Answer:
40% of the city is green space, making London the greenest city of its size in the world. ... London is a city where businesses thrive; around 40% of the world's foreign equities are traded here, this figure is larger than that of New York. 9. London is also in a major time-zone advantage for doing business with Asia.
Cairo is the current capital of Egypt. It hasn't always been the capital, and for example Alexandria was the capital around 300 BC -600AD. It became the capital in the 10th century AD.
However, the whole statement is definitely false as the capital of Hellenistic world was Alexandria
The (east) longitudes are as follows:
kanpur: 80° 19' 48"
jaffna: 80° 0' 36"
chennai: 80° 16' 12"
colombo: 79° 51'
mumbai: 72° 49' 12"
The city farthest from 80°E is Mumbai, India.
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It is about 7° farther away than the next closest city, Colombo.