Example GIF

Rita studies for 2 hours - Math Riddle

80.Math Riddles
It is 9 am now. Rita studies for 2 hours, takes a bath for 1 hour, and then has lunch for 1 hour. How many hours are left before 9 am tomorrow?
  • A.20
  • B.40
  • C.25
  • D.12
    • Explanation :  
      
      There will be 24 hours between 9 am today and 9 pm tomorrow.
      
      Assumption- All the activities are performed consecutively without break
      
      Hours consumed = 2+1+1 = 4 hours
      
      Therefore hours remaining = 24 — 4 = 20 hours before 9 am tomorrow