International Maths Olympiad Forum By SOF Olympiad Trainer

Vaibhav Elisetti from sri chaitanya techno school Nallagandla, Hyderabad

Subject :IMO Class : Class 5

Nisha made 16.5 L of rose drink for a Children's Funfair. Sakshi made 3.5 L more rose drink than Nisha. At the end of the day, Sakshi had sold of her rose drink. Also, Sakshi had twice as much rose drink as Nisha had left. How much rose drink did Nisha sell?

A 14 L
B 14.5 L
C 18 L
D 18.3 L

cheating

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Ans 1:

Krishan V from Sri Chaitanya , Mangalore

Class : Class 5

Ans 2:

divish from Delhi Public School, gurgaon

Class : Class 5

Ans 3:

Sushanth Buttagandla from Sentia, Hyderabad

Class : Class 10

Ans 4:

Gayatri Iyer from Sanskriti School, Pune

Class : Class 9

It is A

Ans 5:

Krishan V from Sri Chaitanya , Mangalore

Class : Class 5

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Sanjana Reddy Maila from Akshara International school LB Nagar Hyderabad, Hyderabad

Subject :IMO Class : Class 6

Select a figure from the options which will continue the same series as established by the Problem Figures.

A
B
C
D

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ashwath from Vikas the concept school, Hyderabad

Subject :IMO Class : Class 8

Multiply the quotients obtained by dividing 24(x⁴y³z³ + x³y³z⁴ + x³y⁴z³) by 8x³y³z³ and 25xyz (6x² + 13x + 5) by 5(3x + 5).

A5xyz (x + y + z) (2x + 1)
B3xyz (x + y + z) (2x + 1)
C15(xyz)² (x + y + z) (2x + 1)
D15(xyz) (x + y + z) (2x + 1)

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Ans 1:

ashwath from Vikas the concept school, Hyderabad

Class : Class 10

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Devesh Agrawal from Bhartiya Vidhya Bhavan, Hyderabad

Subject :IMO Class : Class 6

Study the given statements carefully and select the correct option.
Statement-1 : No symbol in a Roman numeral can be repeated more than 3 times.
Statement-2 : When a Roman Numeral of smaller value is put between two numerals of greater value, then it is subtracted from the numeral on its right.

ABoth Statement-1 and Statement-2 are true.
BBoth Statement-1 and Statement-2 are false.
CStatement-1 is true but Statement-2 is false.
DStatement-1 is false but Statement-2 is true.

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Ans 1:

Daksh Chanani from Sri Sri academy, Kolkata

Class : Class 8

Ans 2:

Sanay Pathak from Hooghly, Hooghly

Class : Class 5

But what about IC. You will not get 99 then, so option C is correct. SOF Olympiad Trainer mistake

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Priyamvada kashyap from St.george's school, alaknanda., New Delhi

Subject :IMO Class : Class 7

The ratio of the number of boys to girls in a school is 3:2. If 20% of the boys and 30% of the girls are scholarship holders, then the percentage of the students who are not scholarship holders is____ .

A25%
B50%
C76%
D87%

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Ans 1:

AISHA from K.V.No.-1,A.F.S.,SEC.-14, GURUGRAM

Class : Class 10

IS ANSWER C 76%. TELL THEN I WILL TELL YOU THE SOLUTION.

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ISHAAN SAHA from st xavier school, hazaribag

Subject :IMO Class : Class 3

What fraction of the given figure is unshaded?

A
B
C
D

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Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

(B): Total number of equal parts = 15
Number of unshaded parts = 9
Unshaded fraction = 9/15

Ans 2:

Samriddhi Debnath from Garden High School, Kolkata

Class : Class 3

(B):Total number of equal parts =15 Number of unshaded parts =9 Unshaded fraction=9/15

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subhash chand from st mary' school, bijnor

Subject :IMO Class : Class 9

In the given figure, if then find the values of x, y and z respectively.

A45°, 30°, 45°
B36°, 48°, 60°
C30°, 45°, 30°
D30°, 45°, 60°

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Ans 1:

Krishna Atrey from DPS Kalali, Vadodara

Class : Class 9

solution please

Ans 2:

Mandavyapuram Jaswin Reddy from Narayana School, SRIKALAHASTI

Class : Class 10

The answer is 36,48,60.

Ans 3:

Mandavyapuram Jaswin Reddy from Narayana School, SRIKALAHASTI

Class : Class 10

The answer is 36,48,60.

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Aditri Dixit from TCIS, Bangalore

Subject :IMO Class : Class 3

In how many ways can Sheelu reach her home?

A 12
B 6
C 9
D 8

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Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

(C):

Possible ways are
ABCDEFGH, ABCDJKGH, ABCDGH, ACDEFGH, ACDJKGH, ACDGH, AICDEFGH, AICDJKGH, AICDGH.
Total number of ways = 9.

Ans 2:

Divit khandelwal from DPS bopal Ahmedabad , AHMEDABAD

Class : Class 3

ans d 9

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Gauransh Gupta from Manavsthali School R-block, NEW DELHI

Subject :IMO Class : Class 9

Select the odd one out.

A
B
C
d

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Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

(C): Except in option (C), in all other options number of sides of inner figure is two less than the number of sides of outer figure.

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Trilochan from Sairam Vidayalaya, Chennai

Subject :IMO Class : Class 4

Sonika went to her friend’s house at 1:15 p.m. Her father told her to be back home in 1 hour and 45 minutes. What time does Sonika needs to be at home?

A 2:00 p.m.
B 2:30 p.m.
C 2:45 p.m.
D 3:00 p.m.

what a super question

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Ans 1:

dveep jain from mindful gurukul, Mumbai

Class : Class 4

Answer is D

Ans 2:

Shreeraj from ISWK, Muscat, Muscat

Class : Class 4

Option D 3:00 p.m.

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