Ques : If a doctor takes 10 minutes on an average to see each patient, then how long would the 7th patient in the queue have to wait for his turn?
A. Half an hour
B. Forty-five minutes
C. One hour
D. One and a half hours
Ans : C. One hour
Ques : If a doctor takes 10 minutes on an average to see each patient, then how long would the 7th patient in the queue have to wait for his turn?
