International Maths Olympiad Forum By SOF Olympiad Trainer - Page 605

# User Forum Subject :IMO    Class : Class 3

Class : Class 3
c 14

## Ans 2:

Class : Class 5
c is the answer explanation:3/2 of what Swati eats is equal to 21 so Swati eats 14

Subject :IMO    Class : Class 5

Class : Class 7

## Ans 2: (Master Answer)

Class : Class 1
The correct answer is B.

Subject :IMO    Class : Class 3

Class : Class 6

## Ans 2: (Master Answer)

Class : Class 1
The correct answer is B.

Subject :IMO    Class : Class 4

## Ans 1:

Class : Class 4
haa. god knows .

Subject :IMO    Class : Class 7

Class : Class 9
You see that

## Ans 2:

Class : Class 7
A and B are supplementary angles(linear pair). So a+b=180. If we solve this equation, x+2+2x+4=180, we get A is 60.

## Ans 3:

Class : Class 7
Ans is B 60Degree

## Ans 4:

Class : Class 8
The correct answer indeed is B

Class : Class 7
60 degree

## Ans 6:

Class : Class 9
ANGLE A +ANGLE B=180 DEGREE X+2+2X+4=180 DEGREE 3X+6=180 3X=180-6 3X=174 X=174/3 X=58 ANGLE A=X+2 =58+2 =60 DEGREE

Subject :IMO    Class : Class 5

Class : Class 4
n

## Ans 2:

Class : Class 9
The answer is 141

## Ans 3:

Class : Class 6
how?really puzzled!!!

Class : Class 8
D

Class : Class 9
141

## Ans 6:

Class : Class 9
The answer is D

Subject :IMO    Class : Class 6

Class : Class 6

## Ans 2:

Class : Class 6
There are 1000 lots . 3/4 are full. i.e. 3/4 * 1000=750 750-200(no. of compact cars)=550 standard cars Therefore answer is 'A'

Subject :IMO    Class : Class 6

## Ans 1:

Class : Class 6

Subject :IMO    Class : Class 6

## Ans 1:

Class : Class 6
5/24 x=3/8X=3/8-5/24X=4/24So 24 out of 4 rectangular must be shaded

Class : Class 6