QUESTION: Generate a question with a factual answer?

ANS: Queen's song Now I'm Here reached what number on the British charts?

QUESTION: Generate a question with a factual answer?

ANS: What is the glycemic index in maltose?

QUESTION: Generate a question with a factual answer?

ANS: What borough had the lowest HDI score in the federal district?

QUESTION: Generate a question with a factual answer?

ANS:
What is one way that videocalling can be used?