International Maths Olympiad Forum By SOF Olympiad Trainer

Kiyan from ,

Subject :IMO Class : Class 8

Number of prime factors in is

A3
B4
C5
D15

Post Your Answer

Darsh Bansal from DL DAV, DELHI

Subject :IMO Class : Class 5

Mansi took 47 minutes to complete her homework. She finished her homework at 12:07 p.m. At what time did she start doing her homework?

A11:20 a.m.
B11:30 p.m.
C11:45 a.m.
D11:20 p.m.

Ans 1:

Ayaansh Lad from Vibgyor High, Balewadi, pune

Class : Class 5

Post Your Answer

Kartavya from DPS WhiteField, Bangalore

Subject :IMO Class : Class 4

The given figure is made up of 5 identical rectangles. The length and breadth respectively of each rectangle are 8 cm and 3 cm. Find the perimeter of the given figure (not drawn to scale).

A83 cm
B80 cm
C78 cm
DNone of these

View All Answers (3)

Ans 1:

Kartavya from DPS WhiteField, Bangalore

Class : Class 4

Ans 2:

Haritha Rangarajan from ,

Class : Class 5

Ans 3:

Suhani from SOI, Bangalore

Class : Class 5

Submit Your Answers

Post Your Answer

Vivaan Dhall from Manav Rachna International School Sector 46, Gurgaon

Subject :IMO Class : Class 4

Anjali bought one dress, one shirt and one T-shirt. The T-shirt costs Rs. 150. The shirt costs Rs. 250 more than the T-shirt. The dress costs twice as much as the T-shirt. How much did she spend on the three items?

(A) Rs. 950

(B) Rs. 1050

(C) Rs. 750

(D) Rs. 850

View All Answers (1)

Ans 1:

Vivaan Dhall from Manav Rachna International School Sector 46, Gurgaon

Class : Class 4

Submit Your Answers

Post Your Answer

Vriksh Roy Meharia from DPS Bangalore East, bangalore

Subject :IMO Class : Class 5

The given table shows the prices of 3 different types of eggs. of the eggs Priyanka bought were chicken eggs. of them were century eggs and the rest were quail eggs. If Priyanka spent a total amount of ₹ 6.50 on the chicken and century eggs, then how much did she spend on the quail eggs?

A₹ 1.25
B₹ 1.40
C₹ 1.65
D₹ 1.80

View All Answers (2)

Ans 1:

nandini badola from christ school, dehradoon

Class : Class 5

Ans 2:

Moukthika from NPS Agara , Bangalore

Class : Class 6

Submit Your Answers

Post Your Answer

SAARTHAK SAHU from KVS NOIDA , NOIDA

Subject :IMO Class : Class 4

hours = _____________ seconds.

A24800
B24100
C24600
D24500

View All Answers (0)

Submit Your Answers

Post Your Answer

Anuj Thakur from Vidya Niketan School, Haryana

Subject :IMO Class : Class 9

Study the following information carefully and answer the question given below.
(i) In a family of 6 persons, there are two couples.
(ii) The Lawyer is the head of the family and has only two sons-Mrinal and Rakesh-both Teachers.
(iii) Mrs. Reena and her mother-in-law both are Lawyers.
(iv) Mrinal's wife is a Doctor and they have a son, Ajay.

What is/was Ajay's Grandfather's occupation?

A Teacher
B Lawyer
C Doctor
D Can't be determined

How it this not correctIt's given from 1 statement that the head has two sons Mrinal and Rakesh Now from 4th statement Mrinal's wife has a son Ajay which means mrAjay is Mrinal's sonAnd some the head is the father of Mrinal who is LawerIt is clear that the occupation of Ajay's Grandfather is Lawyer

View All Answers (0)

Submit Your Answers

Post Your Answer

Suyash Agrawal from ,

Subject :IMO Class : Class 8

Solve the following :
(i) The length of a room is double its breadth. Its height is 3 metres. The area of its four walls (including doors) is 108 m². Find its volume.
(ii) The volume of a cylinder is 448 p cm³ and height is 7 cm. Find its lateral surface area.

A(i)-216 m³, (ii)-148 cm²
B(i)-190 m³, (ii)-352 cm²
C(i)-216 m³, (ii)-352 cm²
D(i)-198 m³, (ii)-150 cm²