International Maths Olympiad Forum By SOF Olympiad Trainer - Page 315

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Subject :IMO    Class : Class 2

Ans 1: (Master Answer)

Class : Class 1

(B): Number of hours Reema works = 9 hrs ( 1pm - 10pm )
Amount she earns altogether = 8+8+8+8+8+8+8+8+8 = Rs 72


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Subject :IMO    Class : Class 2

Ans 1: (Master Answer)

Class : Class 1

(B): Time half an hour after 1:45 pm = 2:15 pm
2:15 is shown in clock  given in option B.  


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Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1

(B)

Order of rotational symmetry = 6 


Ans 2:

Class : Class 8
but da hexagon is wonky

Ans 3:

Class : Class 8
yes and in the figure too it seems like sides are not equal

Ans 4:

Class : Class 8
How do we know if the hexagon is regular or not? It never mentions anything about that you really should make the questions less ambiguous

Ans 5:

Class : Class 9

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 7
A): Amount of money Bhavya saves in one month = ₹ (2550 - 1875) = ₹ 675∴ Her savings in one year= ₹ (12 × 675) = ₹ 8100Her savings in 3 years = 3 × 8100= ₹ 24300

Ans 2: (Master Answer)

Class : Class 1

(A): Amount of money Bhavya saves in one month = ₹ (2550 - 1875) = ₹ 675
∴ Her savings in one year
= ₹ (12 × 675) = ₹ 8100
Her savings in 3 years = 3 × 8100
= ₹ 24300


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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 1
son

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Subject :IMO    Class : Class 6

Arrange the given steps in CORRECT order of constructing a perpendicular using ruler and compases.
Steps of construction:
1. With A and B as centres and a radius greater than AP construct two arcs, which cut each other at Q.
2. Join PQ. Then is perpendicular to l. We write
3. With P as centre and a convenient radius, construct an arc intersecting the line l at two points A and B.
4. Given a point P on a line l.

A 4-3-1-2
B 3-4-2-1
C 4-1-3-2
D 1-2-3-4


Ans 1: (Master Answer)

Class : Class 1

The correct answer is option A. 


Ans 2:

Class : Class 6
how did you do thisplease explain this to me

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 5
A both L And N

Ans 2:

Class : Class 7
Ans is C means Only K

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 8

Ans 2:

Class : Class 7

Ans 3:

Class : Class 8

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1

(C): Factors of 18 = 
Factors of 27 = 
So, 6 is not a common factor of 18 and 27.


Ans 2:

Class : Class 4
it shows that in which table does 24 and 46 are only in table of 2 the 46 comes after 2 x 12 and even after so many numbers.

Ans 3:

Class : Class 7
man see 3 is a factor of 18 but 27 table does not have 3 as thier factor because 3 multiplied by six is eighteen but 27 does not have a factor so 6 is not a common factor of 27

Ans 4: (Master Answer)

Class : Class 1

(C): Factors of 18 = 
Factors of 27 = 
So, 6 is not a common factor of 18 and 27.


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