1.   Subtract 1 hour 54 minutes from 3 hours 13 minutes.
    A. 2 h 41 min B. 1 h 19 min
    C. 2 h 51 min D. 1 h 29 min
    Hint

  2.   Luis is baking a cake for the school bake sale. He puts the cake in the oven at 5:30 P.M. The recipe states that the cake should bake for 45 minutes. At what time should Luis take the cake out of the oven?
    A. 6:15 P.M. B. 6:25 P.M.
    C. 6:30 P.M. D. 5:75 P.M.
    Hint

  3.   John spent 1 hour 15 minutes doing his math assignment on Monday, 50 minutes on Tuesday, and 1 hour 10 minutes on Wednesday. How much time did he spend doing math homework?
    A. 3 h 15 min B. 2 h 75 min
    C. 4 h D. 2 h 30 min
    Hint

  4.  
    A. 1 h 23 min 33 s B. 83 min 33 s
    C. 43 min 33 s D. 17 min 33 s
    Hint

  5.   A concert begins at 7:45 P.M. and ends at 10:10 P.M. How long was the concert?
    A. 3 hours 35 minutes B. 2 hours 25 minutes
    C. 3 hours 25 minutes D. 2 hours 15 minutes
    Hint



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