International Maths Olympiad Forum By SOF Olympiad Trainer - Page 372

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 3
Monday

Ans 2:

Class : Class 3
Yes the correct answer is Monday not Sunday. Please correct it

Ans 3:

Class : Class 9

Ans 4:

Class : Class 3
Answer should be monday

Ans 5:

Class : Class 3

Ans 6:

Class : Class 4

Ans 7:

Class : Class 3
monday is correct answer

Ans 8: (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 9:

Class : Class 9
Incorrect

Ans 10:

Class : Class 6

Ans 11:

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

Ans 12:

Class : Class 4
Yeah... The answer should be option D

Ans 13:

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 14:

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 15:

Class : Class 9
Incorrect.It should be Friday Or Monday.How could it be Sunday?

Ans 16:

Class : Class 6
Incorrect. The first day "FROM" 20 Sep is 21 Sep. Correct answer should be Monday.

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4
Me too don,r know

Ans 2:

Class : Class 1
answer is B

Ans 3:

Class : Class 4
Don,t instead of don,r

Ans 4:

Class : Class 7

Ans 5:

Class : Class 7

Ans 6:

Class : Class 4
Option B 180

Ans 7:

Class : Class 9
The correct answer is B

Ans 8:

Class : Class 5
how can the answer B become can anyone explain.

Ans 9:

Class : Class 8

Ans 10:

Class : Class 4
Don,r know the explanation

Ans 11:

Class : Class 4
The correct answer is B 180

Ans 12:

Class : Class 6
The answer for this question is 'B'

Ans 13:

Class : Class 7
Why’s the answer is D

Ans 14:

Class : Class 5
B

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 5
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

Ans 2:

Class : Class 4

Ans 3: (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 4:

Class : Class 1
This is a Good question for kids

Ans 5:

Class : Class 5

Ans 6:

Class : Class 3
its very riddely

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Subject :IMO    Class : Class 2

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Subject :IMO    Class : Class 7

Ans 1: (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 2:

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 3:

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

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 7
(A) is the answer

Ans 2:

Class : Class 8
(A) because the best estimate of 795 is 800.

Ans 3:

Class : Class 9
A is the answer

Ans 4:

Class : Class 4
a is ans

Ans 5: (Master Answer)

Class : Class 1

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


Ans 6:

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

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Subject :IMO    Class : Class 6

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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


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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 3

Ans 2:

Class : Class 3
Answer is seven hundred nine(709)

Ans 3:

Class : Class 4
709 is correct.

Ans 4: (Master Answer)

Class : Class 1

(B): 709 is seven hundred nine.


Ans 5:

Class : Class 3

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Subject :IMO    Class : Class 4

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