International Maths Olympiad Forum By SOF Olympiad Trainer - Page 332

# User Forum

Subject :IMO    Class : Class 4

## Ans 1: (Master Answer)

Class : Class 1

(D):

74 x 43 = 3182
Now,
A) 70 x 43 + 4 x 43 = 3182
B) 69 x 43 + 5 x 43 = 3182
C) 72 x 43 + 2 x 43 = 3182
D) 72 x 43 x 2 = 6192
Therefore, 74 x 43 is not equal to 72 x 43 x 2.

## Ans 2:

Class : Class 4

Subject :IMO    Class : Class 6

Class : Class 1

(C):

Class : Class 6

## Ans 3:

Class : Class 2

Subject :IMO    Class : Class 4

## Ans 1:

Class : Class 7
correct answer is B

## Ans 2: (Master Answer)

Class : Class 1

(B):

Here, P = 1, Q = 6, R = 2
So, P + Q – R = 1 + 6 – 2 = 5

Class : Class 7
B

Class : Class 6

## Ans 5:

Class : Class 4
this question is wrong the correct answer is A

## Ans 6:

Class : Class 2
Yes the answer is B Because P=1,Q=6 so 1 6=7

## Ans 7:

Class : Class 7
answer ha b not a you must have took the 8 in the position of 6 like I did by mistake check again please retry and concentratethats it

## Ans 8:

Class : Class 5
(B):Here,P=1,Q=6,R=2So,P Q-R=1 6-2=5

Class : Class 5

Class : Class 7

## Ans 11:

Class : Class 5
(B):Here, P=1, Q=6,R=2So, P Q-R=16-2=5

Subject :IMO    Class : Class 6

Class : Class 8

Class : Class 7

Class : Class 8

## Ans 4: (Master Answer)

Class : Class 1

(C): After replacing the signs, the given equation becomes,
5 - 16 ÷ 4 + 20 × 40
= 5 - 4 + 20 × 40 = 5 - 4 + 800 = 801

Subject :IMO    Class : Class 7

## Ans 1:

Class : Class 10

Subject :IMO    Class : Class 6

## Ans 1:

Class : Class 4
option c is correct

## Ans 2:

Class : Class 7
-3 3=00 is neither positive nor negative

## Ans 3: (Master Answer)

Class : Class 1

Option (C) is correct.

## Ans 4:

Class : Class 9

Subject :IMO    Class : Class 6

## Ans 1: (Master Answer)

Class : Class 1

(D): –3 > –5, since –5 lies on the left side of –3 in the number line.

Subject :IMO    Class : Class 5

## Ans 1: (Master Answer)

Class : Class 1

(C):

After rearranging the figure, we get

Subject :IMO    Class : Class 2

## Ans 1: (Master Answer)

Class : Class 1

(D):

There are two shapes with 5 sides and two shapes with 6 sides.

Subject :IMO    Class : Class 2

## Ans 1: (Master Answer)

Class : Class 1

(D):

13 tens + 2 ones = 130 + 2 = 132

So, from options 123 is less than 132.

## Ans 2:

Class : Class 6
You are right D is the correct answer

Class : Class 5

## Ans 4:

Class : Class 2
D is the correct answer