International Maths Olympiad Forum By SOF Olympiad Trainer

Divyangi Srivastav from DAV public school Kota , Kota

Subject :IMO Class : Class 10

In the given figure, if ∠POQ = 130°, then ∠SOR is equal to

A50°
B45°
C35°
D55°

Ans 1:

Abhash from DAV PUBLIC SCHOOL, Darbhanga

Class : Class 10

50

Ans 2:

Divyangi Srivastav from DAV public school Kota , Kota

Class : Class 10

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dhruti from R S DALAL HIGH SCHOOL, Bharuch

Subject :IMO Class : Class 10

Evaluate :

A1
B√2
C-2
D√5

Ans 1:

AADITYA GUPTA from SRDAVPS, DELHI

Class : Class 10

explain the solution plz

Ans 2:

Madhav V Rajeev from kendriya vidyalaya kadavanthra , Kochi

Class : Class 10

EXPLAIN

Ans 3:

Yuvraj Karan from DAV Public School, Koyla Nagar, Dhanbad, Dhanbad

Class : Class 10

Ans.(a) 1

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Tanmay Purwar from Birla High School, KOLKATA

Subject :IMO Class : Class 10

Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is C.

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Tanmay Purwar from Birla High School, KOLKATA

Subject :IMO Class : Class 10

A right cone and a hemisphere lie on opposite sides of a common base of 2.5 m diameter and the cone is right angled at the vertex. If a cylinder circumscribe them in this position, approximate what additional space will be enclosed?

A7.12 m³
B6.14 m³
C6.69 m³
D5.25 m³

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Ans 1:

Yuvraj Karan from DAV Public School, Koyla Nagar, Dhanbad, Dhanbad

Class : Class 10

ANS.(B) 6.14 metre cube

Ans 2:

P.S. Raja Sekhar from Montessori School, Kurnool

Class : Class 10

VERY NYC

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Arvind from BHOPAL SCHOOL, bhopal

Subject :IMO Class : Class 10

If 2x - 3y = 7 and (a + b)x - (a + b - 3) y = 4a + b represent coincident lines, then a and b satisfy the equation

Aa + 5b = 0
B5a + b = 0
Ca - 5b = 0
D5a - b = 0

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Ans 1:

Yuvraj Karan from DAV Public School, Koyla Nagar, Dhanbad, Dhanbad

Class : Class 10

c. a-5b=0

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Rayman from Scholars Rosary Senior Secondary school, ROHTAK

Subject :IMO Class : Class 10

How many such pairs of digits are there in the number 95137248 each of which has as many digits between them in the number as when they are arranged in ascending order?

A None
B One
C Two
D Three

please tell its solution.I got the answer as 1 (3