Answered Questions

  • water puzzle

    we have 10 liters of water... we have only two buckets, 1 of capacity 3liter and another of 7 liter.so how will we make combinations such that 1 bucket will have exactly 5 liters of water?

    Ganesh Namshikar

    • Aug 12th, 2014

    Here is the answer in 9 steps: (the following 3 columns represent S-source water from the source of 10 liters, B3- amount of water in 3 liter bucket, B7- amount of water in 7 liter bucket) S B3 B7 ...

    Rupesh kumar

    • Jul 20th, 2014

    10------3---------7
    7--------3----------0
    7--------0----------3
    4--------3----------3
    4--------0----------6
    1--------3----------6
    1--------2----------7
    8--------2----------0
    8--------0----------2
    5--------3----------2
    5--------0----------5

  • what is the distance between that two poles?

    There are two poles of equal height 15mts. One cable with length 16mts is hanging between that two poles. The height from center of the cable to earth is 7mts then what is the distance between that two poles?

    Anjali

    • Aug 18th, 2017

    Here distance between center of rope and earth is 7. distance between center of the cable to pole height vertically = 15-7 =8 we can assume a parabola from the origin.(center of the cable) y = x^2 ...

    mounika

    • May 27th, 2017

    8mts

  • Price of a Book

    If the list price of a book is reduced by Rs. 5, then a person can buy 5 more books for Rs. 300. The original cost of the book is (1) Rs. 15(2) Rs. 20(3) Rs. 25(4) Rs. 30

    Akshay Shah

    • Jul 14th, 2016

    Consider option 1 Rs.15 List Price is Rs.15 How many books were purchased at list price of 15 for Rs 300? 15x20=300 20 books. if Rs.5 were reduced, now cost price is 10 then 20 Books were sold at 10...

    Rahul

    • Jun 7th, 2015

    20