International Maths Olympiad Forum By SOF Olympiad Trainer - Page 345

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Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1

(D): Number of dots on  opposite  faces are (2, 4), ( 1, 6), (5, 3). 


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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 8
Area of trapezium = 1/2 * h * (a+b) 72 = 1/2 * 6 * (4x+3x+10) 72 = 1/2 * 6 * (7x+10) 72 = 3 * (7x+10) 72 = 21x + 30 21x = 42 x = 42/21 x = 2 Thus, answer is A

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7
option a is right

Ans 2:

Class : Class 8
obtion b is correct answer, SOF is right.

Ans 3:

Class : Class 7

Ans 4:

Class : Class 7
b is right

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Subject :IMO    Class : Class 10

Match the following.

(P) Rational form of 0.32 is (i)
(Q) Rational form of 0.254 is (ii)
(R) Rational form of 0.12 is (iii)
(S) Rational form of 0.24 is (iv)


A (P) → (iii); (Q) → (iv); (R) → (i); (S) → (ii)
B (P) → (iv); (Q) → (i); (R) → (ii); (S) → (iii)
C (P) → (iii); (Q) → (i); (R) → (iv); (S) → (ii)
D (P) → (i); (Q) → (iii); (R) → (iv); (S) → (ii)


the question is not correct.data is missing

Ans 1:

Class : Class 7

Ans 2:

Class : Class 10
The table in the question has same value in (Q) and (S)

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 9
27 = XXVII Hence 8 sticks. Answer is option - (A)

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 5

Ans 2:

Class : Class 5

Ans 3:

Class : Class 5
we can see the answer in the solution

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7
this explanation is wrong

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4
Answer is D

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