Search found 20 matches
- Fri Mar 07, 2014 10:48 pm
- Forum: Junior Level
- Topic: Small riddle
- Replies: 1
- Views: 2871
Small riddle
দুইকে নিয়ে কর এত কেন ফিসফিস,দুই খানা দুই নিয়ে কর বত্রিশ।
- Wed Feb 26, 2014 10:43 pm
- Forum: Secondary Level
- Topic: ছক্কার গণিত
- Replies: 2
- Views: 3291
Re: ছক্কার গণিত
Guys,I didn't get any solution till now!
- Wed Feb 19, 2014 11:46 pm
- Forum: Secondary Level
- Topic: chocolate problem
- Replies: 1
- Views: 2822
chocolate problem
Oindri has 100 chocolates.She finished eating all her chocolates in 58 days by eating at least one chocolate each day.prove that,in some consecutive days she eat eaxactly 15 chocolates.
- Tue Feb 18, 2014 11:39 pm
- Forum: Junior Level
- Topic: a quadrilateral
- Replies: 3
- Views: 3649
Re: a quadrilateral
show the diagram of the structure you are talking about and logics that eliminates the possibilities of triangle
- Tue Feb 18, 2014 11:33 pm
- Forum: Junior Level
- Topic: a quadrilateral
- Replies: 3
- Views: 3649
Re: a quadrilateral
এটা সামন্তরিক
- Tue Feb 18, 2014 11:26 pm
- Forum: Junior Level
- Topic: twin brothers age
- Replies: 4
- Views: 4355
Re: twin brothers age
2*2*74 is not 1998
- Tue Feb 18, 2014 2:07 pm
- Forum: Junior Level
- Topic: prince number
- Replies: 5
- Views: 4707
prince number
prince is thinking about a six digit number.The sum of the digits of the number is 43.If only two statement is true then find the number.
statements:a)it is a perfect square,b)it is a perfect cube,c)it is less than 500000
statements:a)it is a perfect square,b)it is a perfect cube,c)it is less than 500000
- Tue Feb 18, 2014 1:53 pm
- Forum: Secondary Level
- Topic: prime number
- Replies: 3
- Views: 3559
Re: prime number
let,p=3.Now find $p^2+8$ and $p^3+4$
- Tue Feb 18, 2014 12:12 am
- Forum: Secondary Level
- Topic: prime number
- Replies: 3
- Views: 3559
prime number
If both p and $p^2+8$ are prime then prove that $p^3+4$ will also be a prime.
- Tue Feb 18, 2014 12:05 am
- Forum: Junior Level
- Topic: a quadrilateral
- Replies: 3
- Views: 3649
a quadrilateral
we asked four students about a quadrilateral.Their answer was,"square","triangle","parallelepiped" and "trapezium".If only one statement is false then what is it?