09-07-2018, 01:02 AM
Solved previous year question paper and answer key of IMO- International Mathematics Olympiad examination of STD 12 held in year 2012.
2 sets of question papers and answer keys are available in PDF format for free download
Some Sample questions from the paper
1. Bhavika and Sunaina starts walking simultaneously towards each other from 2 Places 100 m apart. After walking 30 m Bhavika ,  turns left and goes 10 m, then she turns right and goes 20 m and then turns right again and come back to the road on which she had started walking. if both Bhavika and Sunaina walk with the same speed, what is the distance between then at this point of time?
(A) 70 metres (B) 40 metres  © 10 meters (D) 20 metres
2. P, Q, R. S, T and U are six members of a family. Out of six members, three are male members. There are two married couples among them. R is the father of P and U, and T is the mother of R. P is the granddaughter of Q, then which of the following pairs is one of the married couples?
(A) TUÂ Â Â (B) QS Â © TQ Â (D) PU
3. A father with 8 children takes them 3 at a time to the zoological gardens, as often as he can without taking the same 3 children together more than once. The number of times he will go the garden, is ______
(A) 336Â Â Â (B)Â Â Â 112Â Â Â ©Â Â Â 56Â (D) 48
4. David got two and a half times as many marks in English as in History. If his total marks in the two subjects are 140, the marks obtained by him in English are _____
(A) 40Â Â Â (B) 75Â Â Â © 90Â Â Â (D) 100
5. Peter bought an item at 20% discount on its original price. He sold it with 40% increase on the price he bought it. The new sale price is by what percent more than the original price?
(A) 7.5Â Â Â (B) 8Â © 10 (D) None of these
Download the complete question papers and answer keys from the links below
2 sets of question papers and answer keys are available in PDF format for free download
Some Sample questions from the paper
1. Bhavika and Sunaina starts walking simultaneously towards each other from 2 Places 100 m apart. After walking 30 m Bhavika ,  turns left and goes 10 m, then she turns right and goes 20 m and then turns right again and come back to the road on which she had started walking. if both Bhavika and Sunaina walk with the same speed, what is the distance between then at this point of time?
(A) 70 metres (B) 40 metres  © 10 meters (D) 20 metres
2. P, Q, R. S, T and U are six members of a family. Out of six members, three are male members. There are two married couples among them. R is the father of P and U, and T is the mother of R. P is the granddaughter of Q, then which of the following pairs is one of the married couples?
(A) TUÂ Â Â (B) QS Â © TQ Â (D) PU
3. A father with 8 children takes them 3 at a time to the zoological gardens, as often as he can without taking the same 3 children together more than once. The number of times he will go the garden, is ______
(A) 336Â Â Â (B)Â Â Â 112Â Â Â ©Â Â Â 56Â (D) 48
4. David got two and a half times as many marks in English as in History. If his total marks in the two subjects are 140, the marks obtained by him in English are _____
(A) 40Â Â Â (B) 75Â Â Â © 90Â Â Â (D) 100
5. Peter bought an item at 20% discount on its original price. He sold it with 40% increase on the price he bought it. The new sale price is by what percent more than the original price?
(A) 7.5Â Â Â (B) 8Â © 10 (D) None of these
Download the complete question papers and answer keys from the links below