Northern Africa (just answered in apex)
The five highest Muslim population countries are Indonesia (203 millions), Pakistan (174 millions), Bangladesh (145 millions), Egypt (78 millions), and Turkey (74 million. This is as of October 2009 per Pew Forum study shown on the link below.
That bit of Turkey which is in Europe, because Turkey is a Muslim majority state, and also Bosnia would have a high Muslim population (even more so if the Russian Orthodox Serbs hadn't tried to exterminate them)
The highest populations of Muslims can be found in the middle east and Asia. The northern parts of Africa are also known to have a large number of Muslims.
Southwestern Asia
Indonesia
Afghanistan is the country with the highest percentage of Muslim population.
Pakistan (174 millions Muslims population) is the second to Indonesia (203 millions Muslims population) in having the highest Muslims population.
Northern Africa (just answered in apex)
Iran.
Latin America has the highest percentage of Catholic population in the world, with countries such as Brazil, Mexico, and Argentina having significant Catholic communities. The influence of Catholicism in Latin American culture and society is prominent.
christianity
Asia has the highest percentage of the world's population. The next highest is North America and then Europe. Antarctica is the least populated continent.
united states
Kerala
Canada has the highest percentage of its population with a university education among the countries listed.
It is estimated that around 30% of the population in Canada identifies as having no religion or as agnostic. This percentage has been steadily increasing over the past few decades.
Indonesia is the country with highest number of Muslim population (over 200 million)