International Maths Olympiad Forum By SOF Olympiad Trainer - Page 410

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 8

Ans 2:

Class : Class 4
There is a typo in this question or the options as none of the options are the correct answer. Since option C is given correct, it seems the option C should have been 88L 500ml.

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Subject :IMO    Class : Class 6

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Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1

(B)

2 star + moon = 1960

4 star + moon = 2780

Now, 2 star + 1960 = 2780

          2 star = 820

          1 star = 410

Also, 2 star + moon = 1960

         820+moon = 1960

          moon = 1960-820 = 1140

Therefore, 3 star + 3 moon = 1230+3420=4650

 


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Subject :IMO    Class : Class 6

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Subject :IMO    Class : Class 5

Ans 1: (Master Answer)

Class : Class 1

(A): Lolipop + cupcake + burger+ cup of tea = Rs 15

      Lolipop + cupcake + burger = Rs 9

So, cup of tea = Rs 15 - Rs 9 = Rs 6 

Change the man will get back = Rs 10 - Rs 6 = Rs 4

 


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Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 9

Ans 2:

Class : Class 4
3/11 is a repeating decimal 0.27272727272727272727272727272727272727272727272727272727727272727272727272727272727272727272727272727272727272727

Ans 3:

Class : Class 7
options C and D are the same

Ans 4:

Class : Class 8

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4
BRUH

Ans 2:

Class : Class 4
multiply 4 by 3 as mentioned then multiply that by 9 and get the answer

Ans 3:

Class : Class 7

Ans 4:

Class : Class 8
108

Ans 5:

Class : Class 7
By means, it supposed to take 4 as numerator and 9 as denominator I guess

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Subject :IMO    Class : Class 6

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Subject :IMO    Class : Class 4

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