What are the two most populous countries in Africa, whose combined populations account for over 25% of Africa's population?

Question

What are the two most populous countries in Africa, whose combined populations account for over 25% of Africa's population?  ​

Quizplus · Accepted Answer

Nigeria and Ethiopia are the two most populous countries in Africa. Nigeria, with its large population, is the most populous country on the continent, while Ethiopia ranks second. Together, they account for a significant portion of Africa's total population.

What Are the Two Most Populous Countries in Africa, Whose