## Search found 20 matches

Fri Mar 07, 2014 10:48 pm
Forum: Junior Level
Topic: Small riddle
Replies: 1
Views: 1704

### 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: 1912

### 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: 1630

### 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
Replies: 3
Views: 2107

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
Replies: 3
Views: 2107

এটা সামন্তরিক
Tue Feb 18, 2014 11:26 pm
Forum: Junior Level
Topic: twin brothers age
Replies: 4
Views: 2602

### 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: 2680

### 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
Tue Feb 18, 2014 1:53 pm
Forum: Secondary Level
Topic: prime number
Replies: 3
Views: 2080

### 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: 2080

### 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