what are west african countries?
Ghana Mauritania Gambia Côte d’Ivoire Mali Togo Guinea-Bissau Guinea Burkina Faso Benin
contradiction
 In total , as of 2013 , 182 million people in Africa use a currency pegged to the euro , 27 million people outside the eurozone in Europe , and another 545 @,@ 000 people on Pacific islands . 

contradiction
 Cameroon is home to more than 1738 different linguistic groups . French and English are the official languages . The country is often referred to as " Africa in miniature " for its geological and cultural diversity . Natural features include beaches , deserts , mountains , rainforests , and savannas . The highest point at almost 4 @,@ 100 metres ( 13 @,@ 500 ft ) is Mount Cameroon in the Southwest Region of the country , and the largest cities in population @-@ terms are Douala on the Wouri river , its economical capital and main seaport , Yaoundé , its political capital , and Garoua . After independence , the newly united nation joined the Commonwealth of Nations , although the vast majority of its territories had previously been a German colony and , after World War I , a French mandate . The country is well known for its native styles of music , particularly makossa and bikutsi , and for its successful national football team . 

contradiction
 Africa : Cameroon , Egypt , Ethiopia , Ghana , Morocco , Nigeria , Rwanda , Tunisia , Uganda 

contradiction
 During 1961 – 1975 , the five founding nations were joined by Qatar ( 1961 ) , Indonesia ( 1962 – 2008 , rejoined 2016 ) , Libya ( 1962 ) , United Arab Emirates ( originally just the Emirate of Abu Dhabi , 1967 ) , Algeria ( 1969 ) , Nigeria ( 1971 ) , Ecuador ( 1973 – 1992 , rejoined 2007 ) , and Gabon ( 1975 – 1994 , rejoined 2016 ) . Indicating that OPEC is not averse to further expansion , Mohammed Barkindo , OPEC 's Acting Secretary General in 2006 , urged his African neighbors Angola and Sudan to join , and Angola did in 2007 . Since the 1980s , representatives from Egypt , Mexico , Norway , Oman , Russia , and other oil @-@ exporting nations have attended many OPEC meetings as observers , as an informal mechanism for coordinating policies . 

contradiction
 Africa is home to a large number of language families , the largest of which is the Niger @-@ Congo language family , which includes such languages as Swahili , Shona , and Yoruba . Speakers of the Niger @-@ Congo languages account for 6 @.@ 9 % of the world 's population . A similar number of people speak the Afroasiatic languages , which include the populous Semitic languages such as Arabic , Hebrew language , and the languages of the Sahara region , such as the Berber languages and Hausa . 
