International Maths Olympiad Forum By SOF Olympiad Trainer - Page 338

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Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1

(B):  1782 x 56 = 99792 = 100000 (rounded to nearest thousand)


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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 6
The correct ans is A only, nowadays dumbos are so, so common here are 4 in examples

Ans 2:

Class : Class 4

Ans 3:

Class : Class 6
the answer is supposed to be c

Ans 4:

Class : Class 8
It is true and the answer is c As you can see in the solution.

Ans 5:

Class : Class 9

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 8
correct ans is B because it does not have any line of symmetry . Other all figures have either straight , horizontal or diagonal line of symmetry.

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Subject :IMO    Class : Class 6

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 5
Ans. is obviously C.

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4
Sorry it’s a wrong question

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 6
Let the quantity of water in bottleP = 3x and that of in bottle Q = 4x.According to question,⇒ 20(3x – 40) = 4x × 13⇒ 60x – 800 = 52x ⇒ 8x = 800 ⇒ x = 100So, quantity of water in bottle P = 3 × 100= 300 mL

Ans 2:

Class : Class 9
Solution=Let the quantity of water in bottleP = 3x and that of in bottle Q = 4x.According to question,⇒ 20(3x – 40) = 4x × 13⇒ 60x – 800 = 52x ⇒ 8x = 800 ⇒ x = 100So, quantity of water in bottle P = 3 × 100= 300 mLans.-c

Ans 3:

Class : Class 6
C

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