International Maths Olympiad Forum By SOF Olympiad Trainer

Rishit Chakraborty from National Public School, Whitefield, Bengaluru

Subject :IMO Class : Class 7

Study the following statements and select the correct option.
Statement-1 :In an isosceles triangle if one of its equal angle is 52°, then the greatest angle is of measure 76°.
Statement - 2 : If an exterior angle of a triangle is a right angle, then each of its interior opposite angles are acute.

AStatement-1 is true but Statement-2 is false.
BStatement-1 is false but Statement-2 is true.
CBoth Statement-1 and Statement-2 are true.
DBoth Statement-1 and Statement-2 are false.

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Avyukt Agarwal from Dps mathura road, Delhi

Subject :IMO Class : Class 7

If 2x492y18 is divisible by 3, then x + y can take which of the given value?

A13
B10
C1
DAll of these

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ankit from i like peeing, i hate my self

Subject :IMO Class : Class 7

If each vowel is removed from the given below arrangement, then which of the following is 6^th to the left of 8^th element from the right end?
MPxq-eLiJ#deF@ztM8A1prt*7qd

A@
Bd
CF
D#

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Sanghavi shree from st. joseph convent high school, patna

Subject :IMO Class : Class 7

The additive identity of –28 + 12 + 42 – 63 is_____.

A0
B37
C
D–37

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ELEENA SEHGAL from The Shriram Millennium School Noida, Ghaziabad

Subject :IMO Class : Class 6

Two players take turns picking numbers from 1 to 6 and the first one to reach the sum of 20 will win. If your opponent just picked the number 3, and the current sum becomes 17, then which number should you pick to win?

A 2
B 4
C 1
D All of the above

you should pick 3

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Arvind Chandragiri from Gems Modern Academy, Dubai

Subject :IMO Class : Class 6

Three different positions of a cube are shown below. Which symbol will be at the top, when # is at the bottom?

A
B
C
D

How do you solve this type of problems?

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Prashasti from ,

Subject :IMO Class : Class 4

If the day before yesterday was Thursday, then what day will be 5 days after today?

AMonday
BSunday
CWednesday
DFriday

today should be saturday and not sunday

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Ans 1:

Muhammad Darim from The Shri Ram School, Vasant Vihar, , Delhi

Class : Class 4

Yes, answer should be thursday

Ans 2:

Chandrarj from ,

Class : Class 4

today should be saturday, not sunday as given in solution

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JEEVARDHINI BARANIDHARAN from NATIONAL PUBLIC SCHOOL, HOSUR ROAD, BANGALORE

Subject :IMO Class : Class 8

Which of the following statements is correct?

AThe diagonals of a parallelogram are equal.
BThe diagonals of a rectangle are perpendicular to each other.
CIf the diagonals of a quadrilateral intersect at right angles, it is not necessarily a rhombus.
DEvery quadrilateral is either a trapezium or a parallelogram or a kite.