Search found 13 matches
- Sun Nov 13, 2016 6:25 pm
- Forum: Secondary: Solved
- Topic: 2015 regional secondary maymenshing question 10
- Replies: 1
- Views: 8705
2015 regional secondary maymenshing question 10
In the series $2006,2007,2008,\ldots, 4012$, find the summation of the maximum odd divisor of every number.
- Thu Dec 25, 2014 8:56 am
- Forum: Divisional Math Olympiad
- Topic: rangpur 12th bdmo p5
- Replies: 4
- Views: 4064
- Sat Dec 20, 2014 10:00 am
- Forum: Divisional Math Olympiad
- Topic: rangpur 12th bdmo p5
- Replies: 4
- Views: 4064
rangpur 12th bdmo p5
ABE is a right angled isosceles triangle. If AE is parallel to CG and BE is parallel DF, AB square = AD square + BC square and AC = 1cm, then what is the ratio between areas of triangle CDH quadrilateral EFGH.
- Thu Dec 18, 2014 10:32 pm
- Forum: Divisional Math Olympiad
- Topic: Faridpur, 12th bdmo , p9
- Replies: 2
- Views: 2726
Faridpur, 12th bdmo , p9
Four circles are aligned where they touch each other. P is a point on the circumference of the first circle; Q is he center of the fourth circle. PB is the tangent of the fourth circle which intersects the second circle in point A & B. The radius of all circle is 7 , and the length of AB can be expr...
- Fri Dec 12, 2014 1:18 pm
- Forum: Divisional Math Olympiad
- Topic: chitagong 12th bdmo p7
- Replies: 2
- Views: 2758
chitagong 12th bdmo p7
In triangle ABC, AB & AC intersect side DE of rectangle DBCE at F & G points. FG = 2, triangle ABC's perimeter is double of the perimeter of triangle AFG . If area of triangle ABC is 12 sq units, Then find the area of rectangle DBCE.
- Thu Dec 11, 2014 6:37 pm
- Forum: Divisional Math Olympiad
- Topic: Dhaka 12th bdmo
- Replies: 1
- Views: 2269
Dhaka 12th bdmo
There are 7 points on a circle in equal distance. How many acute angle triangles can be formed connecting this points?
- Thu Dec 11, 2014 6:03 pm
- Forum: Divisional Math Olympiad
- Topic: chitagong 12th bdmo
- Replies: 1
- Views: 2169
chitagong 12th bdmo
ABCD and EFGH are both squares with side length 4 units and DE=CE.AG=?
- Wed Dec 10, 2014 5:41 pm
- Forum: Junior: Solved
- Topic: Junior Divisional 2013/1
- Replies: 1
- Views: 8521
Junior Divisional 2013/1
$O$ is the midpoint of $AB$ and $N$ is the midpoint of $AC$.The ratio $AD:AB=2:5$ and the ratio $AF:AC=2:5$. The area of triangle $ABC$ is $50\text m^2$. What is the difference between the area of $ADPF$ and triangle $PON$?
- Tue Dec 09, 2014 8:05 pm
- Forum: Junior: Solved
- Topic: Junior Divisional 2013/3
- Replies: 1
- Views: 8398
Junior Divisional 2013/3
Find out the greatest integer $n$ for which $n^3+500$ will be divisible by $n+10$.
- Mon Dec 08, 2014 6:35 pm
- Forum: Divisional Math Olympiad
- Topic: coxs bazar 12th bdmo
- Replies: 1
- Views: 2209
coxs bazar 12th bdmo
Source. 12th bdmo, cows bazar.