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Home Aptitude Chain Rule Comments

  • Question
  • Running at the same constant rate, 6 identical machines can produce a total of 270 bottles per minute. At this rate, how many bottles could 10 such machines produce in 4 minutes?


  • Options
  • A. 648
  • B. 1800
  • C. 2700
  • D. 10800

  • Correct Answer
  • 1800 

    Explanation

    Let the required number of bottles be x.

    More machines, More bottles (Direct Proportion)

    More minutes, More bottles (Direct Proportion)

      m a c h i n e s 6 : 10 t i m e ( i n   m i n ) 1 : 4   ? ?   270 : x  

     

    => 6 * 1 * x = 10 * 4 * 270

    => x= 1800


  • Chain Rule problems


    Search Results


    • 1. An industrial loom weaves 0.128 metres of cloth every second. Approximately, how many seconds will it take for the loom to weave 25 metre of cloth ?

    • Options
    • A. 194 seconds
    • B. 195 seconds
    • C. 196 seconds
    • D. 197seconds
    • Discuss
    • 2. An industrial loom weaves 1.14 meters of cloth every second. Approximately, how much time will it take to weave 52 meters of cloth ?

    • Options
    • A. 29.32 sec
    • B. 42.51 sec
    • C. 39.25 sec
    • D. 45.61 sec
    • Discuss
    • 3. If the Price of 6 toys is Rs. 264.37, What will be the approximate price of 5 toys?

    • Options
    • A. Rs.120
    • B. Rs.100
    • C. Rs.200
    • D. Rs.220
    • Discuss
    • 4. If 16 men working 7 hours day can plough a fieid in 4l days, inhow many days will 14 men working 12 hours a clay plough the samefield ?

    • Options
    • A. 46
    • B. 32
    • C. 35
    • D. 30
    • Discuss
    • 5. 10 men, working 6 hours a day can complete a work in 18 days. How many hours a day must 15 men work to complete the work in 12 days ?

    • Options
    • A. 4 hours a day
    • B. 5 hours a day
    • C. 6 hours a day
    • D. 7 hours a day
    • Discuss
    • 6. If the price of 23 toys is 276, then what will the price of 12 toys ?

    • Options
    • A. 144
    • B. 148
    • C. 156
    • D. 186
    • Discuss
    • 7. A clock is set right at 8 a.m. The clock gains 10 minutes in 24 hours will be the true time when the clock indicates 1 p.m. on the following day?

    • Options
    • A. 48 min. past 12.
    • B. 46 min. past 12.
    • C. 45 min. past 12.
    • D. 47 min. past 12.
    • Discuss
    • 8. At what time between 4 and 5 o'clock will the hands of a watch point in opposite directions?

    • Options
    • A. 54 past 4
    • B. (53 + 7/11) past 4
    • C. (54 + 8/11) past 4
    • D. (54 + 6/11) past 4
    • Discuss
    • 9. A watch which gains uniformly ,is 5 min,slow at 8 o'clock in the morning on sunday and it is 5 min 48 sec.fast at 8 p.m on following sunday. when was it correct?

    • Options
    • A. 7pm on wednesday
    • B. 20 min past 7pm on wednesday
    • C. 15min past 7pm on wednesday
    • D. 8pm on wednesday
    • Discuss
    • 10. A clock is set right at 5 a.m. The clock loses 16 minutes in 24 hours.What will be the true time when the clock indicates 10 p.m. on 4th day?

    • Options
    • A. 11pm
    • B. 12pm
    • C. 1pm
    • D. 2pm
    • Discuss


    Comments

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    Svetlqwi
    Novyny


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