International Maths Olympiad Forum By SOF Olympiad Trainer

# User Forum

Subject :IMO    Class : Class 5

## Ans 1: (Master Answer)

Class : Class 1

(B): 42250 - 31125 = 11,125
Rounding off to the nearest thousand = 11000

Subject :IMO    Class : Class 6

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Subject :IMO    Class : Class 3

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Subject :IMO    Class : Class 5

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Subject :IMO    Class : Class 3

Class : Class 3

## Ans 2: (Master Answer)

Class : Class 1

(B):  1st day = 20th sep = Monday
8th day = 27th sep = Monday
15th day = 4th oct = Monday
22nd day = 11th oct = Monday
29th day = 18th oct = Monday
35th day = 24th oct = Sunday

## Ans 3:

Class : Class 3
the answer should be monday or tuesday but,they have not given the correct answer or tuesday. SOF has been wrong many times.

## Ans 4:

Class : Class 1
Incorrect. The first day "FROM" 20 Sep is 21 Sep. Correct answer should be Monday.

Class : Class 1

## Ans 6:

Class : Class 3
This is incorrect. The correct answer should be Monday. The first day from 20th Sep is the 21st of Sep and not the 20th of Sep. Hence, the 7th day should be a Mon and so will all multiples of 7 starting the 20th of Sep.

## Ans 7:

Class : Class 3
Incorrect.It should be Friday Or Monday.How could it be Sunday?

Class : Class 3

## Ans 9:

Class : Class 3
sunday is completely wrong .SOF is getting it things wrong many times

## Ans 10:

Class : Class 3
Incorrect

Subject :IMO    Class : Class 4

## Ans 1:

Class : Class 4
The correct answer is B

Class : Class 6

Class : Class 4
Option B 180

Class : Class 5

## Ans 5:

Class : Class 4
The correct answer is B 180

## Ans 6:

Class : Class 6
Whyâs the answer is D

Class : Class 6

Class : Class 4

Class : Class 4
B

## Ans 10:

Class : Class 5
The answer for this question is 'B'

Subject :IMO    Class : Class 3

Class : Class 3
its very riddely

## Ans 2:

Class : Class 2
This is a Good question for kids

## Ans 3:

Class : Class 3
D) Cost of 500 gm of peaches= Rs.8 Cost of 250 gm = Rs. 4 so 250 gm 500 gms = 750 gms = Rs.8 Rs.4 = Rs. 12

Class : Class 3

## Ans 5: (Master Answer)

Class : Class 1

(D): Cost of 500 gm of peaches = ₹ 8
Cost of 250 gm of peaches = ₹ 4
Cost of 750 gm (i.e. 250 gm + 500 gm) of peaches = ₹ 8 + ₹ 4 = ₹ 12

## Ans 6:

Class : Class 3

Subject :IMO    Class : Class 2

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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:

Class : Class 8
Option is wrong\Answer is (D)

## Ans 3: (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 .

Subject :IMO    Class : Class 4

## Ans 1:

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

Class : Class 5
A is the answer

## Ans 3:

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

## Ans 4: (Master Answer)

Class : Class 1

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