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Subject :IMO    Class : Class 6

State 'T' for true and 'F' for false and select the correct option.
(i) A prime number cannot have 0, 2, 4, 5, 6 and 8 at its ones place except 2.
(ii) Two numbers are called co-primes, if their L.C.M. is 1.
(iii) If X is a factor of Y and Y is a factor of Z, then X is also a factor of Z.
(iv) 4 is the smallest composite number.

A
B
C
D


I think correct answer is B. Because all the numbers having 2 at ones are not prime number

Ans 1:

Class : Class 6
but 5 is primeso 1 is false

Ans 2:

Class : Class 6
but 5 is prime so ( i ) is false but they have given that (i)is true

Ans 3:

Class : Class 7
So (i) is false.

Ans 4:

Class : Class 7
But 5 is prime

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4
d

Ans 2:

Class : Class 4
D

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 3
answer should be B not A

Ans 2:

Class : Class 4
The question is wrong. Someone please report error.

Ans 3:

Class : Class 3
answer should be b not a

Ans 4:

Class : Class 5
There is no figure given for science student thus the answer is B.

Ans 5:

Class : Class 4
A

Ans 6:

Class : Class 3
total students are 225. but total of all subjects(leaving science) is 190. so the science student are 35. so number of student who are like science and english are 105.so answer a is correct.

Ans 7:

Class : Class 5
answer should be B not A

Ans 8:

Class : Class 4

Ans 9:

Class : Class 4
Answer should be B not A

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Subject :IMO    Class : Class 3

Fill in the blanks.
• The difference between the smallest 4 digit number and the greatest 3 digit number is __P__.
• The place value of 3 in six thousand four hundred thirty five is __Q__.
• 2000 + 400 + 6 is same as __R__.
• __S__ should be added to 809 to make it the greatest three digit number.

P Q R S
A 1 30 2460 99
B 100 3 2460 190
C 100 30 2406 99
D 1 49 2406 190


The options mentioned for the question are incorrect

Ans 1:

Class : Class 3
wrong options

Ans 2:

Class : Class 2
all answers are wrong

Ans 3:

Class : Class 3
q is wrong in given answer

Ans 4:

Class : Class 3

Ans 5:

Class : Class 3
None of these

Ans 6:

Class : Class 3

Ans 7:

Class : Class 3

Ans 8:

Class : Class 2
All the options given are incorrect

Ans 9:

Class : Class 4
wrong options

Ans 10:

Class : Class 3
wrong options

Ans 11:

Class : Class 3
All the options mentioned for the question are incorrect.

Ans 12:

Class : Class 3
All options wrong . Correct ans is 1,30,2406,190

Ans 13:

Class : Class 4
A is correct

Ans 14:

Class : Class 4
wrong options

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Subject :IMO    Class : Class 5

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 6
ANSWER IS FRIDAY ONLY

Ans 2:

Class : Class 6

Ans 3:

Class : Class 6
301st day will be friday

Ans 4:

Class : Class 6
The solution is not clear. Please give accurate and understandable solutions .

Ans 5:

Class : Class 6

Ans 6:

Class : Class 6

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Subject :IMO    Class : Class 5
Fr

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 9

Ans 1:

Class : Class 9
D

Ans 2:

Class : Class 9
B

Ans 3:

Class : Class 9
B

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