Search found 10 matches
- Mon Jun 12, 2017 1:20 am
- Forum: Divisional Math Olympiad
- Topic: 2017 Regional no.9 Dhaka
- Replies: 11
- Views: 17558
Re: 2017 Regional no.9 Dhaka
Btw I'm not sure id my ans. is correct :/ Am I correct??
- Thu Jun 08, 2017 3:05 pm
- Forum: Divisional Math Olympiad
- Topic: 2017 Regional no.9 Dhaka
- Replies: 11
- Views: 17558
Re: 2017 Regional no.9 Dhaka
Actually I get 18 values .. I worked out the values of k- 15,21,27,33,35,39,51,55,57,77,99,65,69,85,87,93,95,81.
- Wed Jun 07, 2017 11:04 pm
- Forum: Divisional Math Olympiad
- Topic: 2017 Regional no.9 Dhaka
- Replies: 11
- Views: 17558
Re: 2017 Regional no.9 Dhaka
Oh !! sorry I missed that case of k+n^2-m^2 =0. SO the ans. is 17 ?? :/
- Wed Jun 07, 2017 9:05 am
- Forum: Divisional Math Olympiad
- Topic: 2017 Regional no.9 Dhaka
- Replies: 11
- Views: 17558
Re: 2017 Regional no.9 Dhaka
So there are no solutions?? But the powers of 2 can be negative,so how do I handle that??
- Sat Jun 03, 2017 5:08 pm
- Forum: Divisional Math Olympiad
- Topic: 2017 Regional no.9 Dhaka
- Replies: 11
- Views: 17558
2017 Regional no.9 Dhaka
Anyone knows How to solve this ?? :/
- Fri Feb 17, 2017 10:38 pm
- Forum: Physics
- Topic: A problem of BdPhO'17
- Replies: 5
- Views: 5928
Re: A problem of BdPhO'17
QUestions of bdpho-2017 (7th BDPhO) have not yet been uploaded. Please upload it here.... THx in advance...
- Fri Feb 03, 2017 7:43 pm
- Forum: Physics
- Topic: A problem of BdPhO'17
- Replies: 5
- Views: 5928
Re: A problem of BdPhO'17
Can you pls tell me how did you get the question of bdpho??
- Sat Jan 07, 2017 10:16 pm
- Forum: Algebra
- Topic: 2015 regional Secondary no. 6 function algebra
- Replies: 4
- Views: 6024
2015 regional Secondary no. 6 function algebra
Plz solve this problem...... Thanks in advance.....
- Sat Jan 07, 2017 9:41 pm
- Forum: Secondary Level
- Topic: 2015 regional secondary no. 2 probability
- Replies: 3
- Views: 3362
2015 regional secondary no. 2 probability
There are 9 seats for passengers in a water bus. Probability of ticket buyer of the water bus remains absent on the day of journey is 50%. If the owners of the water bus sell 11 tickets then the probability of every passenger getting a seat is a/b,where a and b are co-prime. b-a = ?
- Thu Dec 15, 2016 7:40 pm
- Forum: Divisional Math Olympiad
- Topic: Regional MO 2016 Dhaka ques 8
- Replies: 3
- Views: 7347
Regional MO 2016 Dhaka ques 8
How many eight digit number can be formed by using the digits $1, 2, 3, 4, 5, 6, 7,8$ so that each number has $6$ digits in such place where that digit is less than the next digit?
Example: In number $2314; 2,1$ are two digits such that each of them is less than the next digit.
Example: In number $2314; 2,1$ are two digits such that each of them is less than the next digit.