International Maths Olympiad Forum By SOF Olympiad Trainer - Page 271

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Subject :IMO    Class : Class 6

Ans 1: (Master Answer)

Class : Class 1

(A): Let the  other number be y.
HCF × LCM = Product of numbers
11 × 7700 = 275 × y
y = 308


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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7

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Subject :IMO    Class : Class 3

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Subject :IMO    Class : Class 6

Ans 1: (Master Answer)

Class : Class 1

(C): Two plots have same perimeter:
So, 60 × 3 = 2 × ( length + 30)
90 = length + 30
Length = 60 m 
Hence, area = 60 × 30 = 1800 sq. m 


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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 5

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 9

Ans 2:

Class : Class 10

Ans 3:

Class : Class 9

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 8

Ans 2:

Class : Class 4

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Subject :IMO    Class : Class 9

Ans 1:

Class : Class 9
Option c

Ans 2:

Class : Class 9
Option c

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 8
Broooo your question has too many typos babuchak

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 6
D 16x7=112

Ans 2:

Class : Class 3
D is because 16 multiplied by 7 = 112

Ans 3:

Class : Class 5
The correct answer is option D because it is saying how much he will drink in one week , so 16 x 7 = 112 ..

Ans 4:

Class : Class 3
how

Ans 5:

Class : Class 3
No the answer is c

Ans 6:

Class : Class 7
D ,beacuse 16 * 7 = 112

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