None. All old statues or idols were removed when prophet Muhammad (PBUH) got control of Makkah (or Mecca).
More then 300
From the Dome of the Rock in Jerusalem to the Kaaba in Mecca the distance is 766.37 miles.
3 or seven i am not sure
Hajj is based in Mecca (Makkah) because Hajj rituals are according to the prophet Abraham practices in Mecca and its surroundings. Abraham raised the foundations of Kaaba the oldest worship House of Allah. Turning around Kaaba for praying dates back to these ages. Many other Hajj rituals are in memorization of the prophet Abraham and his wife Hajar and his son the prophet Ismael.
Baba Guru Nanak founded Sickism that combines the rituals of Hinduism and Islam. He did visit Mecca and many other places.
5 times a day and facing Kaaba in Mecca (or Makkah) in the country of Saudi Arabia.
7 times
To find out, take the approximate geographical Compass direction to Saudi Arabia (or more precisely Mecca or the Kaaba). There are many Islamic sites that provide you with the right direction to the Kaaba from any city in the world. See the related link as an example.
The Kaaba, located in Mecca, Saudi Arabia, has a single door on its eastern side. This door is elevated above the ground and is made of solid gold. Historically, the Kaaba has had various doors, but the current structure features just this one main entrance.
7 times
20 thousand peopleor up to 22 thousandthey are noble people who pray to Allah at the Hannah Kaaba.
3