QUES: Q: Which doctor from Pakistan served until 2000?
A: Executive Directors and Under-Secretaries General of the UN_2011present Dr Babatunde Osotimehin (Nigeria)
Does the answer answer the question?

ANS: no

QUES: Q: What is the total of school children killed?
A: According to the state-run Xinhua news agency, the earthquake killed 5,335 students and left another 546 children disabled.
Does the answer answer the question?

ANS: yes

QUES: Q: When was the first typewritter with a shift key created?
A: Mechanical typewriters followed the standard set by the Remington No. 2 (1878), the first typewriter with a shift key, and the shifted values of 23456789- were "#$%_&'() early typewriters omitted 0 and 1, using O (capital letter o) and l (lowercase letter L) instead, but 1! and 0) pairs became standard once 0 and 1 became common.
Does the answer answer the question?

ANS: yes

QUES: Q: What city had a higher murder rate than Detroit in 2014?
A: Crime has since decreased and, in 2014, the murder rate was 43.4 per 100,000, lower than in St. Louis, Missouri.
Does the answer answer the question?

ANS:
yes