## Search found 829 matches

Sat Feb 02, 2013 12:28 am
Forum: Introductions
Topic: Trying to say something
Replies: 1
Views: 2239

### Re: Trying to say something

Welcome to the forum.

As you are new, please read the rules and learn LaTex as well.
good luck.
Thu Jan 31, 2013 11:45 am
Forum: Higher Secondary Level
Topic: Secondary and Higher Secondary Marathon
Replies: 127
Views: 58282

### Re: Secondary and Higher Secondary Marathon

Problem \$\boxed{35}\$ Find all \$5\$-digit natural numbers \$n\$ such that \$n^2\$ ends in all the same as \$n\$. Source: Book 'Olympiad Somogro'(Bangla) Can you please tell us what you meant by all the same as \$n\$? If it meas only the last digit,then the last digit of \$n\$ will be any of \$0,1,5,6\$. The rema...
Wed Jan 30, 2013 9:59 pm
Forum: Social Lounge
Topic: Any Way
Replies: 11
Views: 5917

### Re: Any Way

I'll send it as you said. If they select according to regional result (which should be ) I'll have no chance. Last year I was regional champ when in class 9 and this year though being older, became 2nd Runner-up. And I think 2nd runners-up are not eligible. :-( Let me see what happens... or I have ...
Tue Jan 29, 2013 11:09 am
Topic: Let us help one another preparing for BdMO national 2013
Replies: 12
Views: 6776

### Let us help one another preparing for BdMO national 2013

Divisionals are over. So, around a thousand participants are preparing for national. This topic is just as its name. I request interested people to join with me. I plan to post problems which are just our national level. neither IMO nor divisional. I believe the practice for contest works best of it...
Tue Jan 29, 2013 10:43 am
Forum: Social Lounge
Topic: Any Way
Replies: 11
Views: 5917

### Re: Any Way

If anyone knows something about S.S.C. camp, kindly inform me. Perhaps the ex-campers can easily go there,but if I have to give a test (after SSC) to enter into it I'm ready. Perhaps like many others I'm not going to participate in NMO. I have the form & still thinking whether I should fill it up o...
Mon Jan 28, 2013 11:57 pm
Forum: Social Lounge
Topic: info.
Replies: 4
Views: 2510

### Re: info.

kfoozminus wrote:আর 'সজল-কাজল স্মৃতি পুরষ্কার' দেওয়া হয় জাতীয় উৎসবে অংশগ্রহণকারী বয়সে সবচে' ছোট প্রতিযোগীকে...
আপু, তাই কি ? এইটা তো প্রাইমারীতে যে সেকেন্ড হয়, তাকে দেওয়া হয় বলে জানি ।
Mon Jan 28, 2013 11:55 pm
Forum: Social Lounge
Topic: Negative Marking
Replies: 7
Views: 3328

### Re: Negative Marking

@Adib. It happens what you said. Yesterday @MO, in first 20 minutes I solved 2 probs, a logarithm and a problem on number theory. I noticed the student sitting beside me of same category(actually the other student in the middle was absent) copying my two answers. Then I looked at his rough paper. T...
Mon Jan 28, 2013 11:51 pm
Forum: Social Lounge
Topic: May We Post Regional Problems?
Replies: 2
Views: 2970

### Re: May We Post Regional Problems?

As, January \$25\$ is gone. I think, we can post problems. But, still, it is better to wait until moon vai or other olders say something.
Mon Jan 28, 2013 10:00 am
Forum: Secondary Level
Topic: Congruence
Replies: 10
Views: 5339