International Maths Olympiad Forum By SOF Olympiad Trainer

Rudraansh Sharma from Navy Children School - Mumbai, Mumbai

Subject :IMO Class : Class 4

In the given abacus, if we add 2 beads at ten thousand's place and remove 3 beads from ones place, then the number formed is

A 959 × 48
B 230 × 141
C 606 × 72
D 103 × 144

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ANVIKA from Dr. D Y Patil Public school Pimpri , Pune

Subject :IMO Class : Class 4

A wooden log is 3 m 48 cm long and another wooden log is 3 m 140 mm long. What is the total length of both the logs?

A5 m 56 cm
B662 cm
C5060 cm
D5m 62 cm

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Ved from Vidya Pratishthan Magarpatta city , Pune

Subject :IMO Class : Class 2

Which of the following options is CORRECT?
₹ 540 is made up of ________.

A One ₹ 500 note, two ₹ 5 notes and ten ₹ 1 coins
B One ₹ 500 note, two ₹ 5 notes and ten ₹ 2 coins
C Five ₹ 100 notes, two ₹ 10 coins and ten ₹ 2 coins
D Five ₹ 100 notes, two ₹ 10 coins and fifteen ₹ 2 coins

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Ans 1:

Anvay Kulkarni from New Horizon Scholars School, Thane

Class : Class 2

the Ans should be C 500 20 20 = 540

Ans 2:

Ved from Vidya Pratishthan Magarpatta city , Pune

Class : Class 2

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kyra from the shri ram school, gurgaon

Subject :IMO Class : Class 6

The length of a rectangle is of its breadth. If its perimeter is 126 m, then its area will be _____.

A 972 m²
B 640 m²
C 840 m²
D 954 m²

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Ashi from KV2 kalpakkam, Chengalpattu

Subject :IMO Class : Class 6

The ratio of father's age to that of his son is equal to the ratio of the mother's age to that of her daughter. If the ages of mother, son, and daughter be 48, 24, and 18 years respectively, then the age of the father is

A 54 years
B 60 years
C 64 years
D 50 years

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Tamanna from Dhirubhai Ambani International School, Mumbai

Subject :IMO Class : Class 7

Find the missing number to complete the given number series.
1, 2, 5, 7, 9, 12, 13, 17, __?__

A 22
B 20
C 17
D 19

im confused with the answer.. what was the rule for the pattern?

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PAANINIDHEE CHATURVEDI from Delhi Public School, Noida

Subject :IMO Class : Class 4

At a grocery store, there were 350 cereal boxes on shelves. There were 10 different brands of cereals and there were an equal number of boxes of each brand. What is the way of determining the number of cereal boxes of each brand on these shelves?

A Subtract 10 from 350
B Add 10 and 350
C Multiply 350 by 10
D Divide 350 by 10

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Anannya Dubey from Delhi Public School Indirapuram, Indirapuram

Subject :IMO Class : Class 5

The odometer of a bike showed 24,572 km in May. After being used for three months it showed 38139 km in July. If it had done 7578 km in May and June, then how much did it do in the month of July?

A 7395 km
B 5989 km
C 8674 km
D 6376 km

very tricky question

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Aadya from MJKPS, Delhi

Subject :IMO Class : Class 3

If bone J is removed from the given arrangement, then bone ____________ is fourth to the left of second bone from the right end.

AM
BJ
CT
DS

I did answer A only but it is showing that I did B part

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Aadya from MJKPS, Delhi

Class : Class 10

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Aadya from MJKPS, Delhi

Subject :IMO Class : Class 3

When the largest 3-digit number is divided by the smallest 3-digit number, then

AQuotient = 99, Remainder = 9
BQuotient = 9, Remainder = 99
CQuotient = 999, Remainder = 100
DQuotient = 99, Remainder = 10

I did it but it is showing that I didn't did it

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