International Maths Olympiad Forum By SOF Olympiad Trainer - Page 380

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 5
The answer is 86.1 litres

Ans 2:

Class : Class 8
very very easyAdd all

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Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1

(C)

She will be facing North West after turning 45° anticlockwise. After turning 135° clockwise she will be facing East. 
Finally after turning 90° clockwise she will be facing South.


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Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1

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Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1

(D)

Number of fruits liked by A = 9, B =8, G = 8, M =10 and O = 7.
Answer-(D) B and G are liked by an equal number of students.


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Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1

Step -4 Multiply both side by 4 is incorrect. It should be divide both sides by 4.
Answer-(B) Step - 4


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Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1

(A)

Cost of 12kg of coffee she sold = 12 x 56 = Rs. 672
Cost of 18kg of coffee she sold = 18 x 46 = Rs. 828
Average selling price 
 

=  Rs 50


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Subject :IMO    Class : Class 6

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Subject :IMO    Class : Class 1

Ans 1: (Master Answer)

Class : Class 1

(B): Nitin is fifth person from the right end. 


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Subject :IMO    Class : Class 2

Ans 1: (Master Answer)

Class : Class 1

(D): The digit at ones place = 2

The digit at  tens place = 2+4 = 6 

The digit at  hundreds place =  Greatest one digit number  = 9 

 Therefore, the number is 962. 


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Subject :IMO    Class : Class 5

Ans 1: (Master Answer)

Class : Class 1

(D): Cost of 1 ticket = Rs 225.50
Cost of 246 tickets = 246 x 225.50 = Rs 55473


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