International Maths Olympiad Forum By SOF Olympiad Trainer - Page 554

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 3

Ans 2:

Class : Class 3
C is the correct answer

Ans 3:

Class : Class 5

Ans 4:

Class : Class 8
The answer is a because it is 60 and not c. C is 59.

Ans 5:

Class : Class 3
c

Ans 6:

Class : Class 3
The question was so unclear.

Ans 7:

Class : Class 9
A

Ans 8:

Class : Class 5
c

Ans 9:

Class : Class 4
The picture is so unclear. Question is not fair. I marked A (60) because the question showed the temperature as between 78 and 79.

Ans 10:

Class : Class 8
a

Ans 11:

Class : Class 8
The answer is a as a is 60 and not c. C is 59 so it cannot be the answer. Please change the answer which you have written in correct answer.

Ans 12:

Class : Class 4

Ans 13:

Class : Class 3
Remove this question. The images are not clear and just confusing!! It doesn't test anything.

Ans 14:

Class : Class 3
C

Ans 15:

Class : Class 5
correct answer is a

Ans 16:

Class : Class 5
c

Ans 17:

Class : Class 4
THE IMAGE SHOWS THE TEMPERATURE AS 78.5 .. THE IMAGE IS NOT CLEAR.. QUESTION IS IN C NOT F.. ANSWER GIVEN IN SOLUTION IS IN F.. OPTIONS ARE ALSO MISTAKEN

Ans 18:

Class : Class 4
C

Ans 19:

Class : Class 4

Ans 20:

Class : Class 8
A

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 3
The answer is 4 but they said the value of Q is dash less than 10.

Ans 2:

Class : Class 8
answer is 4

Ans 3:

Class : Class 6
correct answer is 4

Ans 4:

Class : Class 3
Answer is 4

Ans 5:

Class : Class 3
But its answer is 4

Ans 6:

Class : Class 8
yes answer is 4 from Mokshada sikachi

Ans 7:

Class : Class 3

Ans 8:

Class : Class 3
answer is 4

Ans 9:

Class : Class 5
CORRECT Answer is 4

Ans 10:

Class : Class 7
4 is correct answer

Ans 11:

Class : Class 4
The correct answer is 4

Ans 12:

Class : Class 4

Ans 13:

Class : Class 4
answer is 4

Ans 14:

Class : Class 3
the answer is six because 10-4

Ans 15:

Class : Class 3
Answer is 4 because when multiple with 23 by 14 we 322

Ans 16:

Class : Class 7
Ans is 4

Ans 17:

Class : Class 3
correct answer is 4

Ans 18:

Class : Class 4
Geet modi is a genius

Ans 19:

Class : Class 7

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 6
Ans is B because 3645279+2153467=5798746. 5798746 will be rounded to its nearest ten thousand, which is 5800000, since 98746 will be rounded to nearest ten thousand, which is 100000, 1 will be carried to the lakhs place, or, you can say that 3645279 and 2153467 will be rounded to the nearest ten thousand, which will be 3650000 and 2150000, respectively. 3650000+2150000=5800000.

Ans 2:

Class : Class 6
Option B)

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 9
The answer should be (A) 4.There are four factors, i.e. 2,3,5,7. Even the solution says so. Please correct the error.

Ans 2:

Class : Class 8
The answer is 4. There are 4 prime factors: 2,3,5 and 7

Ans 3:

Class : Class 9
ans is 4. (2,3,5,7)

Ans 4:

Class : Class 9
4

Ans 5:

Class : Class 8
The answer is 4, not 3

Ans 6:

Class : Class 8
The answer should be option (A) = 4. There are 4 prime factors, i.e. 2, 3, 5 and 7. The solution contradicts the question's answer.

Ans 7:

Class : Class 7

Ans 8:

Class : Class 8

Ans 9:

Class : Class 6
the solution of the equation is 3*3*5*5*5*2*7 which has seven prime factors

Ans 10:

Class : Class 8
the answer is 4!!!

Ans 11:

Class : Class 8
Yes .... The answer is 4. ( 2, 3 ,5 and 7)

Ans 12:

Class : Class 9

Ans 13:

Class : Class 4
isn't the answer "A"

Ans 14:

Class : Class 8
The answer is 3. When you solve the equation you get 3*3*1*1*2*14/1*1*1. Now we see that the prime numbers left are 3,3 and 2. Therefore there are 3 prime numbers.

Ans 15:

Class : Class 8
the answer is 7.

Ans 16:

Class : Class 8
The answer is 3. When you solve the equation you get 3*3*1*1*2*14/1*1*1. Now we see that the prime numbers left are 3,3 and 2. Therefore there are 3 prime numbers.

Ans 17:

Class : Class 5
ans is 7

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Subject :IMO    Class : Class 3

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Subject :IMO    Class : Class 3

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 7
trick question

Ans 2:

Class : Class 4
10000

Ans 3:

Class : Class 8
man the answer is 10 lackhs

Ans 4:

Class : Class 6
The answer is (A) because it has said the minor 5-digit no.

Ans 5:

Class : Class 6

Ans 6:

Class : Class 9
The answer is D .

Ans 7:

Class : Class 8

Ans 8:

Class : Class 9
BIR you have written ten thousand instead of one thousand !!!

Ans 9:

Class : Class 9

Ans 10:

Class : Class 5
dfd

Ans 11:

Class : Class 3

Ans 12:

Class : Class 4
solutions should be in detail and a little easy

Ans 13:

Class : Class 5
the answer is c

Ans 14:

Class : Class 8
The answer is D- 1 thousand

Ans 15:

Class : Class 2
100 tens = 1 thousand

Ans 16:

Class : Class 4
The answer is D

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Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 9
its more than easy D

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