International Maths Olympiad Forum By SOF Olympiad Trainer

Parth Maheshwari from New Horizons Scholars School, Thane

Subject :IMO Class : Class 9

If x² – 1 is a factor of ax⁴ + bx³+ cx² + dx + e, then

A a + b + e = c + d
B a + b + c = d + e
C b + c + d = a + e
D None of these

Can anybody explain me this sum please

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Soumyajit Sarkar from Sarada Vidya Mandir, Raiganj

Subject :IMO Class : Class 1

Sonia has 90 marbles. She gave 25 marbles to Sneha and 15 marbles to Tanu. How many marbles are left with her ?
A 50
B 30
C 60
D 40

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Sannidhya Sharma from Gayatri Devi Goenka Public, Jammu

Subject :IMO Class : Class 5

Mohit bought 2000 apples. He sold 400 of them and put the rest equally to 40 boxes. How many apples are there in each box?

A40
B30
C20
DNone of these

Ans 1:

Aharshi Kauri from Bishnupur High School, Bishnupur Bankura

Class : Class 7

A

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Shruti Agarwal from dpsnoida, Noida

Subject :IMO Class : Class 4

I am an even number.
You will find me if you count in 8s.
I am less than 90.
I am more than 80.
What number am I?

A72
B80
C88
D96

Ans 1:

ARADHYA GUPTA from Ready 2 Read Senior Secondary School, Hindaun City, Hindaun City

Class : Class 5

C

Ans 2:

Shourya from Euro, Bangalore

Class : Class 7

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Aaditva from Vasant Valley School, New Delhi

Subject :IMO Class : Class 4

How much will Priya pay if she buys all the items given below?

A₹ 119
B₹ 121
C₹ 115.5
D₹ 118.5

Ans 1:

Tejasv saxena from Dps aligarh, Aligarh

Class : Class 3

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Deepak Iyer from HFS Powai, Mumbai

Subject :IMO Class : Class 7

Study the following venn diagram.

By which number, the trained unmarried nurses in the hospital are represented?

A6
B5
C7
D4

come on man

Ans 1:

Etash Gupta from DPSI Edge, Gurgaon

Class : Class 7

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Shruti Agarwal from dpsnoida, Noida

Subject :IMO Class : Class 4

Which of the following statements is INCORRECT?

A50 thousands + 90 tens + 8 ones is 50908.
B9 is a common factor of 18 and 27.
CIn 38204, the digit 0 is in tens place.
DThe sum of fourth multiple of 8 and eight multiple of 4 is 60.

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Ans 1:

Ishan Bhatted from The Indian School, New Delhi

Class : Class 8

A

Ans 2:

Aniket Nagane from Elpro International School Chinchwad, Pune

Class : Class 7

D

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z from DPS, NOIDA

Subject :IMO Class : Class 1

In a jungle, there are only 5 , 4 and 20 .How many animals are there in the jungle?
A 25
B 22
C 30
D 29

THANK YOU

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FARHAN RIZVI from Navy Children School, Visakhapatnam

Subject :IMO Class : Class 9

The mid-points of the sides of a ∆ABC along with any of the vertices as the fourth point make a parallelogram of area equal to

A area (∆ABC)
B area (∆ABC)
C area (∆ABC)
Darea (∆ABC)