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8th Class Mathematics Related to Competitive Exam Question Bank Calendar and Clock

  • question_answer
    A clock loses \[\frac{1}{2}%\] on true time during one week and gains \[\frac{1}{4}%\] on true time during the next week. If it is set right at 12 O'clock on Saturday morning, what time will it indicate at the end of second week?

    A) 11:34              

    B) 11:48

    C) 12:15                          

    D) 13:02

    Correct Answer: A

    Solution :

    Loss\[=0.005\times 7\times 24\]hrs. \[=0.84\] hrs. Gain\[=0.42\]hrs. Overall loss \[=0.42\] hrs.\[=25\]min. 12 sec. Time shown at end of 2nd week \[=11.34\]a.m. i.e., 11 hr 34 min 48 sec.    


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