International Maths Olympiad Forum By SOF Olympiad Trainer

Ahijit Bhadra from Delhi Public School Newtown, Kolkata

Subject :IMO Class : Class 9

The son of Priyanka is the father of Aditya and maternal grandfather of Shristi. Kavya is the daughter of Aditya and sister of Karuna. How is Priyanka related to Karuna?

AGrandfather's mother
BGrandmother
CGrandmother's mother
DData inadequate

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Shourish Ingle from DPS, Bangalore

Subject :IMO Class : Class 4

Observe the given figures carefully and select the INCORRECT option.

AThe perimeter of shaded part of figure P is 90 cm.
BThe perimeter of shaded part of figure Q is 112 cm.
CThe number of lines of symmetry in figure Q is 1.
DBoth B and C

a is also a incorrect option

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Baani B Boke from Swargarani school and P U college , Bangalore

Subject :IMO Class : Class 4

460 people visited a zoo on Saturday and 355 people visited the zoo on Sunday. If total number of men visited the zoo on these two days is 315, then find the fraction of people who visited the zoo in these two days are not men.

A
B
C
DNone of these

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SAMYAK Jain from Pis, Gandhinagar

Subject :IMO Class : Class 4

Select the odd one out.

A
B
C
D

please explain

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Amit Seth from ,

Subject :IMO Class : Class 5

If the day before yesterday was Wednesday, then what will be sixth day from tomorrow?

AFriday
BMonday
CThursday
DSaturday

thursday

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Pranav Gupta from Ryan International School, Delhi

Subject :IMO Class : Class 9

Which of the following statements are correct?
Statement-1 : If the width of a class-interval is 20 and its mid-value is 90, then the lower class limit of the class-interval is 80.
Statement-2 : Class marks for the classinterval 50-70 is 60.

AStatement-1 is true but Statement-2 is false.
BBoth Statement-1 and Statement-2 are true.
CStatement-1 is false but Statement-2 is true.
DBoth Statement-1 and Statement-2 are false.

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Ayaan Karthik from SBS, Noida

Subject :IMO Class : Class 6

If the length of a rectangle is 4 m more than its breadth and its perimeter is 64 m, then find the area of the rectangle.

A 221 sq. m
B 252 sq. m
C 256 sq. m
D 320 sq. m