International Maths Olympiad Forum By SOF Olympiad Trainer

Shaurya from Mris 51 Gurugram, Gurugram

Subject :IMO Class : Class 7

Which of the following statements is CORRECT?
Statement-1 :When a positive integer and a negative integer are added, we always get a negative integer.
Statement-2 :When two negative integers are added, we get a positive integer.

A Only Statement-1
B Only Statement-2
C Both Statement-1 and Statement-2
D Neither Statement-1 nor Statement-2

I am dumb, so I wrote wrong ans

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Ans 1:

Maragatha Sundaram Adhi Narayanan from PIES, UAE

Class : Class 6

D

Ans 2:

Maragatha Sundaram Adhi Narayanan from PIES, UAE

Class : Class 6

D

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Havish jale from CHIREC INTERNATIONAL SCHOOL, Hyderabad

Subject :IMO Class : Class 2

The given clock shows the time at which Samar left his home in the morning for office. It takes him 35 minutes to reach office and then he attends a meeting of 1 hr 45 minutes. At what time the meeting ends?

A10 : 30 a.m.
B10 : 40 a.m.
C10 : 20 a.m.
D10 : 15 a.m.

I keep on getting the answer D ,how do you get the answer C?

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Ans 1:

anu from Haralur, Bengaluru

Class : Class 5

c

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PS1729 from MVM, Hyderabad

Subject :IMO Class : Class 9

Without looking at any page, a number is chosen at random from the page. What is the probability that the digit at the units place of the number chosen is greater than 6?

A
B
C
D None of these

How can we know the probability without knowing number of pages?

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Aharshi Kauri from Bishnupur High School, Bishnupur Bankura

Subject :IMO Class : Class 6

Which of the following statements is INCORRECT?

A Line is same as line .
B Line segment is same as line segment .
C Ray is the same as ray .
D AB perpendicular to CD is same as CD perpendicular to AB.

Ray has only one end point. If end point is A, it can't be B.

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Ans 1:

Aharshi Kauri from Bishnupur High School, Bishnupur Bankura

Class : Class 7

C

Ans 2:

Shivani Shivu Singh from Pawar Public School Chandivili , Mumbai

Class : Class 7

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RACHANA from DELHI PUBLIC SCHOOL, HYDERABAD

Subject :IMO Class : Class 4

elo

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Vasudevan Sreekanth from VIBGYOR HIGH YERWADA, PUNE

Subject :IMO Class : Class 3

Multiplication is a process of repeated ____.

A Multiplication
B Subtraction
C Addition
D None of these

Addition[C]

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Ans 1:

Swanandi Sandeep Sonawane from Vibgyor Rise, Nashik

Class : Class 3

Addtion

Ans 2:

Jhanvi Agarwal from Dewan public school, Meerut

Class : Class 6

Addition

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Anusha from LBS School , Kota

Subject :IMO Class : Class 7

Ananya is designing the window shown in the figure. She wants to make PRQ congruent to PRS. She designs the window so that PR QS. Which of the following conditions will make the two triangles congruent?

A RQ = RS
B PQ = PS
C Both (A) and (B)
D None of these

A should be the answer as it is sufficient due to SAS.

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Ans 1:

SankalpS from DPS Nagpur, Kamptee road, Nagpur

Class : Class 7

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Syed Hrehaan Ahamed from Bahrain Indian School, Manama

Subject :IMO Class : Class 7

A fair dice has faces numbered 0, 1, 7, 3, 5 and 9. If it is thrown, the probability of getting an odd number is

A 1
B
C
D

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Maragatha Sundaram Adhi Narayanan from PIES, UAE

Class : Class 6

C

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kapil from , gurgaon

Subject :IMO Class : Class 4

The number shown on the abacus is written as __________.

AThree hundred fifty three hundred two hundred and sixty seven
BThree ten thousand fifty three hundred thousand two hundred sixty seven
CThree lakh fifty three thousand two hundred and sixty seven
DThirty five thousand three thousand two hundred sixty seven

its c

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Ans 1:

Debalina Mahata from Griffins International School, Jhargram

Class : Class 4

C

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Anish Academy from Delhi Public School, Hyderabad nacharam telangana

Subject :IMO Class : Class 6

Observe the following patterns. Then find the sum of 1 + 3 + 5 + 7 + 9 + ... + 19.
1 ------------------------= 1 × 1 = 1
1 + 3 -------------------= 2 × 2 = 4
1 + 3 + 5 --------------= 3 × 3 = 9
1 + 3 + 5 + 7 ---------= 4 × 4 = 16
1 + 3 + 5 + 7 + 9 -----= 5 × 5 = 25
...............................................................
...............................................................

A 121
B 81
C 100
D 64

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Ans 1:

asmitha from vidhya nikaten public school, coimbatore

Class : Class 8

its none of the above

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