# User Forum

Subject :IMO    Class : Class 5

## Ans 1:

Class : Class 2
a

Subject :IMO    Class : Class 5

Class : Class 1

(A):  The factors of 1,2,4,5,8,10,16,20,40,80

Therefore, 80 has 10 factors.

Subject :IMO    Class : Class 6

Class : Class 6

## Ans 2:

Class : Class 6

Class : Class 1

(A): Number of shirts bought by Ashima = x
∴ Number of jeans bought by her = x + 5
∴ Number of watches bought by her
= (x + 5) – 2 = x + 3
∴ Total number of things bought by her
x + (x + 5) + (x + 3) = 23

## Ans 4:

Class : Class 5

Subject :IMO    Class : Class 1

Class : Class 2

Class : Class 2

## Ans 3:

Class : Class 1
A cylinder can roll....who can answer is zero

Class : Class 1

(D):

There is no object which can roll but not slide.

Subject :IMO    Class : Class 6

Class : Class 7

## Ans 2:

Class : Class 5
a

Class : Class 1

The correct answer is option B.

Subject :IMO    Class : Class 5

Class : Class 4

## Ans 2:

Class : Class 5
yeah, it is 23

Class : Class 1

(A):

Triangles formed are : A, B, C, D, E, F, G,
H, I, J, K, BC, EF, BH, FJ, HI, IJ, HIJ, FJK,
BHG, DCEI, ABCDEF, XYZ
Number of triangles formed = 23.

Subject :IMO    Class : Class 9

Subject :IMO    Class : Class 7

Class : Class 7

## Ans 2:

Class : Class 6

Subject :IMO    Class : Class 4

Subject :IMO    Class : Class 3