International Maths Olympiad Forum By SOF Olympiad Trainer

User Forum

Subject :IMO    Class : Class 2

Post Your Answer

Subject :IMO    Class : Class 7

Ans 1:

Class : Class 8
No, the answer is B, as the admin says.. Because whatever the number might be, it will surely be negative.. example: 50/-23 is negative anyhow

Ans 2: (Master Answer)

Class : Class 1

(B): A. Multiplication of two integers with unlike signs is always  negative.
B. When a positive integer is divided by a negative integer, the quotient obtained is a negative integer.
C. Product of odd number of negative integers is negative . 
 


Ans 3:

Class : Class 7
Option is wrong\Answer is (D)

Post Your Answer

Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4
(A): The best estimate of 795 is 800 .

Ans 2:

Class : Class 4
A is the answer

Ans 3: (Master Answer)

Class : Class 1

(A): The best estimate of 795 is  800 . 


Ans 4:

Class : Class 5
(A) because the best estimate of 795 is 800.

Post Your Answer

Subject :IMO    Class : Class 6

Post Your Answer

Subject :IMO    Class : Class 4

Ans 1:

Class : Class 5
Admin is wrong , because the question given the digit used once but admin is using digit 9 multiple time which is wrong , so either question or options is wrong .

Ans 2: (Master Answer)

Class : Class 1

(A): Given digits = 9,8,3,4
Greatest 6 digit no. formed  by these digits = 999843
Smallest 5 digit no. formed by these digits = 33489
Required difference = 999843 - 33489 = 966354


Post Your Answer

Subject :IMO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1

(B): 709 is seven hundred nine.


Post Your Answer

Subject :IMO    Class : Class 4

Post Your Answer

Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1

(A): Total number of equal parts = 10
Number of shaded parts = 5


Post Your Answer

Subject :IMO    Class : Class 6

Ans 1:

Class : Class 7
answer is b

Ans 2:

Class : Class 6

Post Your Answer

Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1

(A): Total quantity of juice =  5L of litchi juice + 3L of guava juice = 8L  = 8000mL
8000mL juice poured in 25 glass.
Thus, quantity of juice in each glass = 8000 ÷ 25 = 320mL
 


Post Your Answer