International Maths Olympiad Forum By SOF Olympiad Trainer

Radhika Karve from Vibgyor High, Pune

Subject :IMO Class : Class 9

If E is an event associated with an experiment, then

AP (E) > 1
B - 1 < P (E) < 1
C0 ≤ P (E) < 1
DNone of these

The probability of an event can be equal to 1 in case of a definite event, so the answer cannot be (C) as it does not include 1 in its bounds. Therefore, the answer must be (D)

Ans 1:

Pratham gupta from St. Marks Sr. Sec. Public School, Meera Bagh, New Delhi

Class : Class 9

It can be 1 also

Ans 2:

Pratham gupta from St. Marks Sr. Sec. Public School, Meera Bagh, New Delhi

Class : Class 9

Ans 3:

Abhinav Is from kv ekm, Kochi

Class : Class 9

yesit can also be 1

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Tapovan Sanskardham Vidhyalaya from Tapovan Sanskardham Vidhyalaya, Navsari

Subject :IMO Class : Class 6

Match the following.

Column I	Column II
(i) 100 crores	(P) 1 thousand
(ii) 10 lakhs	(Q) 1 lakh
(iii) 100 thousands	(R) 1 billion
(iv) 100 tens	(S) 1 million

A (i)→ (P), (ii) → (Q), (iii) → (S), (iv) → (R)
B (i)→ (R), (ii) → (S), (iii) → (P), (iv) → (Q)
C (i)→ (R), (ii) → (S), (iii) → (Q), (iv) → (P)
D (i)→ (P), (ii) → (S), (iii) → (Q), (iv) → (R)

blah blah

Ans 1:

Pranit Sinha from Montfort School, Roorkee, Haridwar

Class : Class 6

The answer is C, in the following way:(i)100,00,00,000->1,000,000,000(ii)10,00,000->1,000,000(iii)100,000->1,00,000(iv)100*10->1,000

Ans 2:

shreyash rawat from podar international school, pune

Class : Class 7

Ans 3:

Kushal from Chirec, Hyderabad

Class : Class 7

The answer is b

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Tanmay 2009 from MVN Aravali Hills, Faridabad

Subject :IMO Class : Class 4

Shobhit rented a toy car for his daughter for 4 hours. How much did he pay?

A Rs. 55
B Rs. 65
C Rs. 75
D Rs. 85

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TEJASWANI from TIME SCHOOL, HYDERABAD

Subject :IMO Class : Class 4

Which is the largest 3 digit number ?

Ans 1:

lekhaj from NARAYANA, VISAKHAPATNAM

Class : Class 4

999

Ans 2:

lekhaj from NARAYANA, VISAKHAPATNAM

Class : Class 4

999

Ans 3:

TEJASWANI from TIME SCHOOL, HYDERABAD

Class : Class 7

999

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TEJASWANI from TIME SCHOOL, HYDERABAD

Subject :IMO Class : Class 4

oidejo33r2[pe21o[-]=

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Jay Kore from THE KALYANI SCHOOL, PUNE

Subject :IMO Class : Class 3

What is the weight of ?

A 60g
B 50g
C 30g
D 40g

Ans 1:

Pragnay Priyadarshi from Ganges Valley School, HYDERABAD

Class : Class 5

Picture is not so clear, blurring effect. Please upload high resolution image.

Ans 2:

Navya Jain from Neerja Modi School, Jaipur

Class : Class 3

Picture is not so clear , so we can not see it properly.

Ans 3:

Saiansh Sharda from Saupins School, Chandigarh

Class : Class 4

Ans 4:

ANSHUL TANWAR from ST TERESA CONVENT SCHOOL GHAZIABAD, NOIDA

Class : Class 3

please check balance pic II one which is wrong.

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Harshit Jha from Sri venkateshwar international School, New Delhi

Subject :IMO Class : Class 5

The given figure is made up of five identical squares and RQ = QU = UV = AS = SB = BT = CD = DE = EF = GH = HI = IJ. Find the perimeter and area of the figure.

A95 cm, 300 cm²
B90 cm, 240 cm²
C110 cm, 300 cm²
D96 cm, 180 cm²

That was a tricky question

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OISHIK KUNDU from Delhi Public school North kolkata, baranagar

Subject :IMO Class : Class 5

There are 75 people at a party. 25 of them are men.
If of them are women, then find the fraction of children in the party.

A5/7
B7/15
C8/15
D3/14

qjujus2ueh37rhyf874ru4e9ifjeufbhcbhyerb3hyrbrweAFKHUiualrueigfrjirdjszklswkkijsJTFGVJIDJCFIJLZHRKVJCieifjhewlMLJNhjbCANbGdqsyAHjqwyhAJGEHJqhjKASHjKbHJKMSHYAujiKLhjKIHJKbfhdcxnjzkhjnKhdsjxzkhfndsjkmzl,hjskmzlnjsklmZiok;aslzhlaij:KOLA:o[p;l.ijkcmlx