International Maths Olympiad Forum By SOF Olympiad Trainer - Page 443

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 5
I agree to the solution given by SOF Olympiad Trainer but the options are wrong.

Ans 2:

Class : Class 5
what is the correct answer?

Ans 3:

Class : Class 8
As the answer will be like this(-3/5 -(-2 3/5)) * 5 1/5= 2*5 1/5/ = 10 2/5

Ans 4:

Class : Class 6
True. Options are wrong...... :-(

Ans 5:

Class : Class 6
how did you get this answer

Ans 6:

Class : Class 6
wrong options

Ans 7:

Class : Class 6
Mistake in solutions - c) should be 10 2/5 instead of 20 4/5

Ans 8:

Class : Class 6
Looks like the solution is updated, which is correct = 10 1/2 but there is no such option.

Ans 9:

Class : Class 9
answer should be 10 2/5

Ans 10:

Class : Class 8
Yes the answer is 10.4 or10 2/5

Ans 11:

Class : Class 6
praneet is correct answer 18

Ans 12:

Class : Class 7
Yes, but the options are wrong

Ans 13:

Class : Class 6
The answer should be 10 2/5. I believe the options are wrong.

Ans 14:

Class : Class 6
Whoever made this test is dumb.It is a game of luck

Ans 15:

Class : Class 6

Ans 16:

Class : Class 7
yes what is the solution to this question?

Ans 17:

Class : Class 6

Ans 18:

Class : Class 6

Ans 19:

Class : Class 3
yes, the ans is 10 2/5 only....

Ans 20:

Class : Class 8

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 9

Ans 2:

Class : Class 6

Ans 3:

Class : Class 9
it's B bro

Ans 4:

Class : Class 6
b

Ans 5:

Class : Class 8
It will be A

Ans 6:

Class : Class 7
it's b

Ans 7:

Class : Class 1
Why can’t it be A?

Ans 8:

Class : Class 1
Yes,Anurag Mohanty it is B. Have u got it correct? 😁

Ans 9:

Class : Class 5

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 6

Ans 2:

Class : Class 6

Ans 3:

Class : Class 7

Ans 4:

Class : Class 6
C

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7
d

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 9
option a is correct. if you modify the diagram then yes d is correct.

Ans 2:

Class : Class 7

Ans 3:

Class : Class 7
wrong answer

Ans 4:

Class : Class 8
U should hv mentioned the triangle as equilateral.

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 8
area of rectangle = l*b = 15*21 = 315 sq m area of semi - circle = 1/2 * 22/7*r^2 =1/2* 22/7* 10.5^2=173.25 sq m area of shaded region = area of rectangle - area of circle = 315 - 173.25 = 141.75 sq m

Ans 2:

Class : Class 5

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 6
ans is 24

Ans 2:

Class : Class 6

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Subject :IMO    Class : Class 6

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 8
10 cm

Ans 2:

Class : Class 8
A. 10cm

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Subject :IMO    Class : Class 8

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