International Maths Olympiad Forum By SOF Olympiad Trainer - Page 85

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 5

Ans 2:

Class : Class 4
Rahul aggarwal from delhi The answer is D, 90cm

Ans 3:

Class : Class 4
Correct answer is D

Ans 4:

Class : Class 4
I cannot understand the questin

Ans 5:

Class : Class 5
Uv is 11 cm the answer is 87

Ans 6:

Class : Class 4
D

Ans 7:

Class : Class 4
D

Ans 8:

Class : Class 4
It is very difficult

Ans 9:

Class : Class 4
How to know what is U V

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4
700-650=(a) 50

Ans 2:

Class : Class 4
700-650=(a) 50

Ans 3:

Class : Class 5
Answer is A as we see that bakery B sold 700 cakes and bakery F sold halfway between 700 and 600, which is 650 cakes. now subtract 650 from 700, which is 700-650=50.

Ans 4:

Class : Class 5
Answer is A as we see that bakery B sold 700 cakes and bakery F sold halfway between 700 and 600, which is 650 cakes. now subtract 650 from 700, which is 700-650=50.

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 8
Option D

Ans 2:

Class : Class 8
Option D

Ans 3:

Class : Class 4

Ans 4:

Class : Class 10

Ans 5:

Class : Class 2

Ans 6:

Class : Class 8
Option D

Ans 7: (Master Answer)

Class : Class 1

Ans 8:

Class : Class 5

Ans 9:

Class : Class 5
d

Ans 10:

Class : Class 4
sry they've given a

Ans 11:

Class : Class 4
Ques is wrongwhen answer is d they've told answer is b

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 5

Ans 2:

Class : Class 5
Answer is C as the question says the combinations of 1 notebook and 1 pen from 5 notebooks and 3 pens, which is 5*3=15.

Ans 3:

Class : Class 9
give solution

Ans 4:

Class : Class 4
c

Ans 5:

Class : Class 2
a bit confusing

Ans 6:

Class : Class 5
Sorry, the answer is D.

Ans 7:

Class : Class 5
Sorry, the answer is D.

Ans 8:

Class : Class 5

Ans 9:

Class : Class 4

Ans 10:

Class : Class 4
The answer is d.

Ans 11:

Class : Class 7
D) 15

Ans 12:

Class : Class 7
its confusing, actually it is supposed to have 5 different notebooks and 3 different pens so 5*3=15

Ans 13:

Class : Class 5
to get the answer, just do 5 5 5=15

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4

Ans 2:

Class : Class 5
Answer is D as in option A, 14/100 is shaded, which means 7/50 is shaded. In option B, 22/100 is shaded, which means 11/50 is shaded. In option C 29/100 is shaded. In option D, 20/100 is shaded, which means 1/5 is shaded.

Ans 3:

Class : Class 7
d) 20/100 because 20/100 is equivalent fraction of 1/5

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 5
Answer is C as the question says that Sid wakes up at 6:10 a.m., which is 6 hours 10 minutes of morning, next, the question says he takes 40 minutes to get dressed, 10 minutes to eat breakfast and 25 minutes to reach school, which means 45 min+10 min+25 min=80 min=1 hr 20 min. Then, 6:10 a.m.+1 hr 20 min=7:30 a.m.

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 3
It’s obviously D!!!

Ans 2:

Class : Class 6
oh! yeah it's D

Ans 3:

Class : Class 9
The answer is D

Ans 4:

Class : Class 5
d

Ans 5:

Class : Class 4
Easy! It's D

Ans 6:

Class : Class 5
Answer is D as the question says to find the perimeter, which is (7*2) cm+4 cm+(9*2) cm+15 cm+8 cm+5 cm+(4+5+9) cm=14 cm+4 cm+18 cm+15 cm+8 cm+5 cm+18 cm=82 cm.

Ans 7:

Class : Class 4
Option D

Ans 8:

Class : Class 9
The correct answer is D

Ans 9:

Class : Class 8
ans is d

Ans 10:

Class : Class 4
missing is 9cm and 18cm which goes accoording to D!

Ans 11:

Class : Class 6
The correct answer is D

Ans 12:

Class : Class 7
D) 82 cm

Ans 13:

Class : Class 7

Ans 14:

Class : Class 9
The correct answer is D

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 5

Ans 2:

Class : Class 4
The answer is C

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4
The answer is b}4789

Ans 2:

Class : Class 4
Answer is B),how? Because the first line mentions that the forth digit is the greatest digit which is nine so option A) and option C) cannot be the answer. The second line mentions that the first digit is double of the number two so option D) cannot be the answer. So the answer is B)

Ans 3:

Class : Class 7
B) 4789

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4
C

Ans 2:

Class : Class 4
The answer is A

Ans 3:

Class : Class 4
The answer is A

Ans 4:

Class : Class 6
the ans is a

Ans 5:

Class : Class 4
The answer is A

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