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Subject :IMO    Class : Class 6

By using dot (ยท) patterns, which of the following numbers can be arranged in all the three ways namely a line, a triangle and a rectangle?

A 9
B 10
C 11
D 12


Clarify the question

Ans 1:

Class : Class 8
Answer can be B and D both

Ans 2:

Class : Class 3
Ans=B

Ans 3:

Class : Class 6

Ans 4:

Class : Class 6
the answer is D.

Ans 5:

Class : Class 7
Answer is definitely d. How can you make an square with 10

Ans 6:

Class : Class 6
answer is d not b. you can make a rectangle and a line and a triangle with 12 dots

Ans 7:

Class : Class 7

Ans 8:

Class : Class 8
Answer is D. We can form a triangle and rectangle with 12 dots.

Ans 9:

Class : Class 8
answer is D only but it is showing B

Ans 10:

Class : Class 9
Answer is definitely D because 12 is divisible by both 4 and 3 so rectangle and triangle both can be made ............ line can be made from all numbers

Ans 11:

Class : Class 8
The ans is surely B

Ans 12:

Class : Class 3

Ans 13:

Class : Class 6
Ans is D and B also....

Ans 14:

Class : Class 9
It should be both D and B

Ans 15:

Class : Class 7
Answer is d.

Ans 16:

Class : Class 6
Ans. should be D

Ans 17:

Class : Class 8
In pascal's triangle, the 1st row is always 1, second row is natural number, 3rd is of numbers which can form triangles, 4th is of numbers which can form rectangles. So the number common in rows 2, 3

Ans 18:

Class : Class 6
Answer is d

Ans 19:

Class : Class 10

Ans 20:

Class : Class 6
There is no mention of what type pattern, we can make line, triangle and rectangle with 12 dots also

Ans 21:

Class : Class 8
D, is the answer but it is showing wrong so you could choose B.

Ans 22:

Class : Class 7
B

Ans 23:

Class : Class 9
Ans is surely D as rectangle

Ans 24:

Class : Class 10
ANS = D

Ans 25:

Class : Class 8
D

Ans 26:

Class : Class 6
Answer is d

Ans 27:

Class : Class 8
Check the solution

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