International Maths Olympiad Forum By SOF Olympiad Trainer

ARIKA GAUR from GDGPS, MUZAFFARNAGAR

Subject :IMO Class : Class 2

John has 152 baseball cards. His friend Karan has 129 baseball cards. How many more baseball cards than Karan does John have?

A23
B37
C271
D281

Ans 1: (Master Answer)

from ,

Class :

(A): Number of cards John had = 152
Number of cards Karan had = 129
Number of more cards John had than Karan = 152 - 129 = 23

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ARIKA GAUR from GDGPS, MUZAFFARNAGAR

Subject :IMO Class : Class 2

What time does the given clock shows?

AEight minutes to 7
BTwenty minutes to 7
CTwenty minutes to 6
DTwenty minutes past 6

Ans 1: (Master Answer)

from ,

Class :

(B): The clock shows 6 : 40 that is Twenty minutes to 7.

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ARIKA GAUR from GDGPS, MUZAFFARNAGAR

Subject :IMO Class : Class 2

Sanchi is thinking of a 2 digit number.
- The sum of the digits is 11.
- The product of the digits is 30.What is the number that Sanchi is thinking of?

A29
B38
C56
D64

Ans 1:

Myrah Manoj Singh from Thakur International School Kandivili west, Mumbai

Class : Class 2

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Deepayan Das from South Point High School, Kolkata

Subject :IMO Class : Class 1

The given graph shows the number of toy cars some children have.

________ has thrice as many toy cars as the total number of toy cars Samay and Kiara have.

A Trishu
B Kiara
C Pratik
D Samay

Ans 1:

Deepayan Das from South Point High School, Kolkata

Class : Class 6

Ans 2:

SHAYON DAS from AMITY INTERNATIONAL SCHOOL, NOIDA

Class : Class 5

c is the answer

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Yug from Vibgyor, Pune

Subject :IMO Class : Class 1

How many months lie between third and eighth months of a year?

A3
B4
C5
D6

Ans 1: (Master Answer)

from ,

Class :

(B): Number of months lie between third and eigth months = 4

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AARAV TANWAR from DPS NOIDA, NOIDA

Subject :IMO Class : Class 2

Which of the following figures is exactly embedded in the given figure as one of its parts?

A
B
C
D

hard

Ans 1:

Agnish Chakraborty from The Heritage School, Kolkata

Class : Class 7

Answer is (A).

Ans 2:

anu from Haralur, Bengaluru

Class : Class 5

A

Ans 3:

Samvita Patil from NHVPS, Bangalore

Class : Class 8

Ans 4: (Master Answer)

from ,

Class :

(A):

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Vaishali Nair from Maneckji cooper, Mumbai

Subject :IMO Class : Class 5

In the given figure, the area of the shaded square is 144m². What is the perimeter of the rectangle WXYZ?

A84 m
B86 m
C88 m
D90 m

how

Ans 1: (Master Answer)

from ,

Class :

(A): Shaded area = Area of 4 small squares = 144 sq. m
Area of 1 small square = 144 ÷ 4 = 36 sq. m
Side of small square = 6m
WZ = XY = 3 x 6 = 18m
WX = ZY = 4 x 6 = 24m
Perimeter of rectangle = 2 x (18 + 24)
= 84 m

Ans 2:

Anusha from Npsk, Bangalore

Class : Class 8

Shaded area = Area of 4 small squares = 144m2Area of 1 small square = 144 Ã· 4 = 36m2Side of small square = = 6mWZ = XY = 3 x 6 = 18mWX = ZY = 4 x 6 = 24mPerimeter of rectangle = 2 x (18 24)= 84cm

Ans 3:

Arkajyoti Das from techno, Cooch Behar

Class : Class 9

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from ,

Subject :IMO Class : Class 8

If it is possible to make only one meaningful word with 2^nd, 4^th, 6^th and 11^th letters of the word 'INTELLIGENT' (using each letter only once), then third letter of the word formed would be your answer. If more than one such words can be formed, then give Z as the answer and if no such word can be formed, then give Y as the answer.

AN
BY
CZ
DE

WHAT ABOUT NELT

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nikita dhingra from Delhi public school, Chandigarh, Chandigarh

Subject :IMO Class : Class 9

A shopkeeper earns a profit of 12% on selling a book at 10% discount on the printed price. The ratio of the cost price and the printed price of the book is

A45 : 56
B50 : 61
C99 : 125
DNone of these