International Maths Olympiad Forum By SOF Olympiad Trainer - Page 652

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 8
correct answer should be D

Ans 2:

Class : Class 4

Ans 3:

Class : Class 4

Ans 4:

Class : Class 6
Answer is A because the questions asks 3/4 of Quarter of traiangle i.e. 1/4th. So it is basically asking 3/16 of the triangle, hence, A.

Ans 5:

Class : Class 3

Ans 6:

Class : Class 8
option D should be right answer

Ans 7:

Class : Class 4
answer is D A. 3/16 which is in lowest form B.4/16 =1/4 C.2/16=1/8 D.12/16=3/4

Ans 8:

Class : Class 7
3/4th of quater is 3/4 x 1/4 = 3/16, therefore the answer is A

Ans 9:

Class : Class 3
ans is a or explain

Ans 10:

Class : Class 3
A.quarter of 16 is 4 and 3/4 of that is 3,so answer is A,3

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 6
The answer will be C, Saksham.

Ans 2:

Class : Class 8
What’s the correct answer?

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 4
this quetion is wrong

Ans 2: (Master Answer)

Class : Class 1
The correct answer is C.

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 8
b

Ans 2:

Class : Class 10
Option C is correct because 0/(-7)=0 is wrong as when zero is divided by any other number, the answer is not defined but when any number is divided by zero, the answer is zero.

Ans 3:

Class : Class 8
both are false bcas any fraction with numerator or denominator 0 is not valid / is not right

Ans 4:

Class : Class 7
B

Ans 5:

Class : Class 8
both are false bias any fraction with numerator or denominator 0 is not valid / is not right

Ans 6:

Class : Class 7
OPTION:- C

Ans 7:

Class : Class 5
B option is the correct

Ans 8:

Class : Class 9
yes u are right . it should be (B)

Ans 9:

Class : Class 8
B is the correct answer

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7
1/u + 1/v =1/f => 1/u = 1/f - 1/v => 1/u = (v-f)/fv => u = fv/(v-f) Answer: B

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 7
Ans. should be 'A'. 'C' doesn't have a line of symmetry.

Ans 2:

Class : Class 10
Both A and C are correct options

Ans 3:

Class : Class 6
the correct answer is A.

Ans 4:

Class : Class 5
The correct answer is A.

Ans 5:

Class : Class 6
option a is correct. option c does not have a line of symmetry.

Ans 6:

Class : Class 5

Ans 7:

Class : Class 9
I think the answer is A.

Ans 8:

Class : Class 6
Both a and c are correct. As a is symmetrical vertically and c is symmetrical horizontally.

Ans 9:

Class : Class 5
The correct option is ‘ a ' .

Ans 10:

Class : Class 5
Both options a and c are correct

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 5
S and C don't have a line of symmetry

Ans 2:

Class : Class 5

Ans 3:

Class : Class 6
E and C doesn't have a vertical line of symmetry

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 9
16:24:48=2:3:6

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 3
B

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7
D

Ans 2:

Class : Class 7
D) 45 because BC is bisector of right angled triangle

Ans 3:

Class : Class 7
OPTION:-D) 45 degree because CB is bisector of right triangle

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