International Maths Olympiad Forum By SOF Olympiad Trainer - Page 378
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Prakruti Vinutha Rajesh from NPS International Singapore, Singapore
Subject :IMO    Class : Class 5

Ans 1:

Ayaan Save from Dr Pillai Global Academy Gorai, Mumbai
Class : Class 5
Answer =c

Ans 2:

Amogha from Hindustan international school, Guindy, Chennai
Class : Class 8
The correct answer is C

Ans 3:

Siddarth Rastogi from Greenwood High Int'l School, Bangalore
Class : Class 5
Area of backyard = 6 x 11 = 66 sq.m Area of Basketball Court = 5 x 7 = 35 sq.m Area of grass = 66 - 35 = 31 sq.m

Ans 4:

Prakruti Vinutha Rajesh from NPS International Singapore, Singapore
Class : Class 6
It should be 35 Sq. m

Ans 5:

Pratham Dave from GNS, Bangalore
Class : Class 7
B is the answer to this question

Ans 6:

samarendu from Gems Modern academy, Dubai
Class : Class 6
B Is the answer they are wrong

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AKSHAJ SRIVASTAVA from MOUNT LITERA ZEE SCHOOL, Kanpur
Subject :IMO    Class : Class 8

Fill in the blanks.
(i) Sum of interior angles of a polygon of n __P__ sides is right angles.
(ii) The measure of at least one __Q__ angle of a concave quadrilateral is more than 180°.
(iii) A quadrilateral which has only one pair of equal opposite angles is __R__.
(iv) Sum of all exterior angles of a polygon of n sides is __S__.

P Q R S
A 4 exterior kite n × 360°
B n – 2 exterior trapezium n × 180°
C 2n – 4 interior trapezium 360°
D 2 interior trapezium 180°


Please explain me the (i) question and how it's answer obtained

Ans 1:

Rayyaan Shetty from MRV Bandra West , Mumbai
Class : Class 8
Solutions?

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Kush Bindal from GIIS , SINGAPORE
Subject :IMO    Class : Class 6

Ans 1:

Sejal Mittal from dlf, ghaziabad
Class : Class 6
Solution

Ans 2:

Sejal Mittal from dlf, ghaziabad
Class : Class 6
Solution

Ans 3:

Sejal Mittal from dlf, ghaziabad
Class : Class 6

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Sriharikrishna Seshadri from NPS HSR, Bangalore
Subject :IMO    Class : Class 8

Ans 1:

debraj das from BDMI, Kolkata
Class : Class 10

Ans 2:

Riya from DPS East, Bangalore
Class : Class 4

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Sunil Swain from NCS Kochi, Kochi
Subject :IMO    Class : Class 9

Ans 1:

Diti Sharma from Amity International School, Noida
Class : Class 9
the questions clearly says 'incorrect'. So, the answer is (B)

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kaushik_bokshi from Mahadevi Birla Shishu Vihar, Kolkata
Subject :IMO    Class : Class 8

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Nehal from New Horizon Gurukul, Bangalore
Subject :IMO    Class : Class 1

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Nehal from New Horizon Gurukul, Bangalore
Subject :IMO    Class : Class 1

Ans 1:

Nehal from New Horizon Gurukul, Bangalore
Class : Class 6
easy 265

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ANURAG MOHANTY from DAV Public School Burla, SAMBALPUR
Subject :IMO    Class : Class 5

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(D): Number of cars sold in first 3 weeks
= 2 + 4 + 3 = 9
Number of cars sold in last 2 weeks
= 6 + 9 = 15
∴  Jatin sold  15 – 9 = 6 more cars in the last 2 weeks than in first 3 weeks. 


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Aniket Patankar from Symbiosis International School, Pune
Subject :IMO    Class : Class 8

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