7th Class Mathematics Comparing Quantities Question Bank Comparing Quantities

  • question_answer In a Delhi Office, the working hours are 9:00 am to 5:30 pm and in between 60 minutes are spent for lunch. Find the ratio of time spent on work to the time spent for lunch.

    A) \[8:30\]                         

    B) \[2:17\]

    C) \[6:1\]                           

    D) \[15:2\]

    Correct Answer: D

    Solution :

    (d) Office hours \[=9:0\,\,am\] to\[5:30\,\,pm\] \[=8.5\,\,hrs=510\]minutes: out of this 60 minutes for lunch : time on work = 450 mins Lunch time = 60 minutes \[\therefore \]  Required ratio\[=450:60=15:2\]

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