International Maths Olympiad Forum By SOF Olympiad Trainer

Lokesh Sai Dasari from Rockwell International School, Hyderabad

Subject :IMO Class : Class 7

If p || q, then find the value of ∠1, ∠2 and ∠1 + ∠2 respectively.

A 41°, 90°, 131°
B 42°, 89°, 131°
C 90°, 41°, 131°
D 49°, 41°, 90°

Ans 1:

Arkajyoti Das from techno, Cooch Behar

Class : Class 9

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Aviya Daniel from HIM ACADEMY PUBLIC SCHOOL, Hamirpur

Subject :IMO Class : Class 4

Amrita took a flight at 9 : 45 from Singapore to Delhi. She then took a taxi to home. It took her 2 hrs and 15 mins by taxi to reach home. If she reached home at 17 : 20, then how long was her flight?

A4 hrs 50 mins
B5 hrs 10 mins
C6 hrs 10 mins
D5 hrs 20 mins

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Ans 1:

bishwendu mohapatra from DPS vasant kunj, Vasant Kunj

Class : Class 4

Ans 2:

Pradipta Kumar Jana from DELHI PUBLIC SCHOOL, RUBY PARK , Kolkata

Class : Class 8

D

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Anwesha Kale from wisdom world school, pune

Subject :IMO Class : Class 4

How many triangles are there in the given figure?

A 10
B 11
C 12
D 13

eriiu'pou;liu

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Ans 1:

Pradipta Kumar Jana from DELHI PUBLIC SCHOOL, RUBY PARK , Kolkata

Class : Class 8

C

Ans 2:

RACHANA from DELHI PUBLIC SCHOOL, HYDERABAD

Class : Class 4

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Mukul Rane from Sri Sri Ravishankar Vidya mandir, borivali, Mumbai

Subject :IMO Class : Class 2

Which of the following correctly shows increasing order of the following set of numbers?

A508, 516, 531, 599
B599, 531, 516, 508
C531, 516, 599, 508
D508, 599, 516, 531

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Anika Mishra from DPS 45, GURGAON

Subject :IMO Class : Class 1

Rohit has some books shown in the figure. If he gave 6 books each of his two friends, then how many books are left with him?

A5
B8
C7
D6

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Ans 1:

Priyanshu Das from Abu Dhabi Indian School, Abu Dhabi

Class : Class 6

but ii got 32/40

Ans 2:

Priyanshu Das from Abu Dhabi Indian School, Abu Dhabi

Class : Class 6

i gave d mistakely b

Ans 3:

Krish Maheshwari from Bharti Public School, Delhi

Class : Class 4

D

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Kavish Marwah from Pawar Public School Chandivali, Mumbai

Subject :IMO Class : Class 6

Find the missing number, if same rule is followed in all the three figures.

A78
B74
C79
D99

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Ans 1:

Kavish Marwah from Pawar Public School Chandivali, Mumbai

Class : Class 6

kk

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Ahana from Pawar Public school, Chandivali

Subject :IMO Class : Class 1

Look at the price of each article and answer the following questions.

How much do you have to pay to buy an ice-cream and two toffees?
A ₹ 5
B ₹ 3
C ₹ 7
D ₹ 6

answer c

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Jia Dogra from Strawberry fields High School, Chandigarh

Subject :IMO Class : Class 3

The given bar graph shows the time taken by 6 competitors to run a 200 m race. Study the given graph and answer the following questions.

Who completed the race before Ali but after Jatin?

A Raghav
B Rohit
C Viraj
D Jatin

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Naisha from Brilliant public school b, Bilaspur

Subject :IMO Class : Class 6

There is a certain relationship between figures (i) and (ii). Establish the similar relationship between figures (iii) and (IV) by selecting a suitable figure from the options which will replace the (?) in figure (iv).

A
B
C
D

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Ans 1:

Rohan Parthasarathy from TSA, BLR

Class : Class 9

Ans 2:

Joshua Sen from Montfort Senior Secondary School, Roorkee

Class : Class 9

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Manu Chandra from Shikshantar School, gurgaon

Subject :IMO Class : Class 8

Fill in the blanks.
(i) The range of the data: 15, 4, 16, 20, 5, 6, 16, 8, 2, 1, 19, 0, is __P__.
(ii) Probability of an impossible event is __Q__.
(iii) The number of times a particular observation occurs in given data is called __R__.
(iv) In a single throw of two dice, the probability of getting a total of 11 is __S__.

	P	Q	R	S
A	18	1	frequency	¹⁄₁₂
B	20	0	frequency	¹⁄₁₈
C	19	0	class mark	¹⁄₉
D	20	1	raw data	¹⁄₁₈

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