International Maths Olympiad Forum By SOF Olympiad Trainer - Page 562

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 6
c is the answer

Ans 2:

Class : Class 7

Ans 3:

Class : Class 8
yes, answer is C as the height was increased in June, not in July. The measure was taken on June 1st as mentioned. When you will read the question carefully, It will become really simple.Its not arduous at all.

Ans 4:

Class : Class 6
answer should be D

Ans 5:

Class : Class 6
It is d because it is wrong in solution

Ans 6:

Class : Class 8
The answer is D.

Ans 7:

Class : Class 6
It is actually c because u should not count the cm in the month but in the before months increasing

Ans 8:

Class : Class 10
If anyone says July is the answer than you have told the wrong answer ,the answer is June

Ans 9:

Class : Class 9
If it is taken in the first month then it should be July..........................I think...................

Ans 10:

Class : Class 4
well the increase in height took place BETWEEN june and july so pls do explain which one shall i take

Ans 11:

Class : Class 7
C

Ans 12:

Class : Class 5
What happened to July?

Ans 13:

Class : Class 10
d should be the answer

Ans 14:

Class : Class 6
if you say that even may can be the answer

Ans 15:

Class : Class 5
D is the answer as increase in height in April is 10 cm.,May is 12 cm., June is 11 cm., and July is 13 cm. So, the most increase in height took place in July.

Ans 16:

Class : Class 6
oh my god. you have posted the easiest question in science olympiad foundation for grade 5 . the ans is july

Ans 17:

Class : Class 8
C is the answer I am sure!

Ans 18:

Class : Class 5

Ans 19:

Class : Class 5
D is the answer as increase in height in April is 10 cm.,May is 12 cm., June is 11 cm., and July is 13 cm. So, the most increase in height took place in July.

Ans 20:

Class : Class 6
oh my god. you have posted the easiest question in science olympiad foundation for grade 5 . the ans is july

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 5
How Reflex angle??? it is a right angle.

Ans 2:

Class : Class 9
Reflex on board

Ans 3:

Class : Class 5
it is c)

Ans 4:

Class : Class 6

Ans 5:

Class : Class 5
I know you have this question from book of mtg imo class 5 chapter angles and question no. 10

Ans 6:

Class : Class 6
how is it c tho??? its obtuse... right?

Ans 7:

Class : Class 8
For me it is (C)

Ans 8:

Class : Class 8
it should be b

Ans 9:

Class : Class 4

Ans 10:

Class : Class 7
Yes, same here. Answer is option C

Ans 11:

Class : Class 5

Ans 12:

Class : Class 5
reflex angle as it has 20 more degrees added to 180 degrees

Ans 13:

Class : Class 5
I want to go with answer c) Reflex Angle

Ans 14:

Class : Class 5
c reflex angle

Ans 15:

Class : Class 10
It should be Option C) because Obtuse Angle is always less than 180 but more than 90 and X shown in the figure is greater than 180 degree so it should be Reflex Angle

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 6
(a) 3 hours 45 min 15 seconds

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 8
And is option C

Ans 2:

Class : Class 9
LET THE NUMBER BE X AND Y X-Y=1 X=Y+1 GIVEN X+Y=25 EQUATE X AS Y+1 Y+1+Y=25 2Y+1=25 2Y=24 Y=12 X=25-Y=13 ANSWER IS C-12,13

Ans 3:

Class : Class 9
C

Ans 4:

Class : Class 8
And is option C

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Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 5

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 8
B

Ans 2:

Class : Class 6
Be sure that you are clear and tell me the version of your computer as a question in general subject right now. also you can send it as an answer in this post

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 10

Ans 2:

Class : Class 9
the answer is correct....your calculations might be wrong

Ans 3:

Class : Class 7
the answer is wrong

Ans 4:

Class : Class 9
TOTAL AREA OF FIGURE= 1/2 PI R^2= 1/2*14*14*22/7=308CM^2 AREA OF WHITE ARE= PI R^2 22/7*7*7=154 cm^2 THEREFORE RE O SHADED REGION= 308-154=154 CM^2 OPTION C IS CORRECT

Ans 5:

Class : Class 9

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