There are about 14 million Jews in the world, perhaps 10% of them are religious. 14 million is about 0.2% of the world's population.
Israel, definitely. I am not sure what percentage lives there, but I know it is pretty big.
Followers of Judaism worship in synagogues, which are places of worship and community gatherings for Jewish people.
We worship God, who created the universe.
more than 1 million people worship Judaism.
Israel
People don't worship Judaism they worship God. Judaism is the religion of the Jews and is practiced in Israel or any other place where Jews live
One, Judaism is monotheistic.
They are Jewish and they're called Jews.
The Jewish place of worship is the Synagogue.
Worship in Judaism is every day, three times a day.
The followers of Judaism worship in synagogues. See also:More on the topic
There are no churches in Judaism.