Reasoning 15 May
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REASONING AND DATA ANALYSIS Dr. T.K. Jain. AFTERSCHOOOL M: 9414430763 [email protected] www.afterschool.tk www.afterschoool.tk
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Probability of Ram, shyam, Hari living 100 years is .5, .6 and .4, and probability of ram, shyam and hari all living for 100 • years is .08, probability of two living – R&S = .3, R&H .2, H& S =.15. what is the probability that at least one of them will remain alive for 100 years?
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A woman walking with a,boy meets another woman and on Being asked about her relationship with the boy, she says,"My maternal uncle and his maternal uncle's maternal uncle are brothers." How is the boy related to the woman ? • The logical answer is the boy may be nephew of the woman – one possiblity could be son also.
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A is the brother of B. B is the brother of C. D is the father of A. Based on these three statements, which of the following statements cannot be definitely true ? (a) B is the brother of A. (b) B is the son of D. (c) A is the brother of C. (d) C is the brother of A. (e) A, B and C are D's children.
• We don’t know about C – whether C is boy or girl – so we don’t know whether C is brother or sister of A.
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There are six persons A, B, C, D,E and F. C is the sister of F. B is the brother of E's husband. D is the father of A and grandfather of F. There are, two .fathers,three brothers and a mother in the group.Who is the mother ?
• Based on given information, E is the answer. www.afterschoool.tk
A family consists of six members P, Q, R, X, Y and Z. Q is the son of R but R is not mother of Q. P and R are a married couple. Y is the brother of R..X is the daughter of P. Z is the brother of P.Who is the brother-in-law of R
• Z is brother in law. www.afterschoool.tk
A postman was returning to the post office which is in front of him to the north. When the post office was 100 metres away from him, he turned to the left and moved 50 metres to deliver the last letter at Shantivilla. He then moved in the same direction for 40 metres, turned to his right and moved 100 metres. How many metres was he away from the post office ? •
90 meters from post office ( he was towards west from the post office)
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What will come next in the series? 0,4,18,48,100 ..
• 180 is the right answer. www.afterschoool.tk
When Rahul was born, his father was 32 years older than his brother and his mother was 25 years older than his sister. If Rahul's brother is 6 years older than him and his mother is 3 years younger than his father, how old was Rahul's sister when he was born ?
• 10 years. www.afterschoool.tk
In a town, 65% people watched the news on television, 40% read a newspaper and 25% read a newspaper and watched the news on television also. What percent of the people neither watched the news on television nor read a news paper ?
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In a town, 45% people watched the news on television, 40% read a newspaper 25% listened radio and 25% read a newspaper and watched the news on television both, 15% listened to radio and watched TV also. 12% read newspaper and listened to radio also. 2 % people got news from all the three sources. What percent of the people neither watched the news on television nor read a news paper nor listened to radio ?
• Answer is 40 persons. www.afterschoool.tk
In the previous question, how many only read newspaper or watch TV or listen to radio (one source only)? How many have exact two sources? • • • •
Newspaper = 5 TV = 7 Radio = 0 46 have exact two sources.
www.afterschoool.tk
. Out of a total of 120 musicians in a club, 5% can play all the three instruments guitar, violin and flute. It so„happehs that the number of musicians who can play any two and only two of the above instruments is 30. The number of musicians who can play the guitar alone is 40. What is the total number of those who can play violin alone or flute alone ?
• There are 44 persons who play either violin or flute alone. We cant find their individual values. www.afterschoool.tk
In a code, ‘lee pee tin' means 'Always keep smiling". What is the code for 'smiling' ? I. 'tin lut lee' means 'Always keep left'. II. 'dee pee' means *Rose smiling. • Answer can be drawn from either of the statement alone. Pee = smiling. www.afterschoool.tk
In which year was Ram born ? I. Rahul at present is 25 years younger to his mother. II. Rahul's brother, who was born in 1964, is 35 years younger to his mother.
• You have to use both the answer together – you, to get the year of birth of Ram which is 1954
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What will be the total weight of 10 poles each of the same weight ? I. One-fourth of the weight of a pole is 5 kilograms. II. The total weight of three poles is 20 kilograms more than the total weight of two poles.
• Answer can be drawn by each of the individual statement alone – as the weight comes to be 200 kg. from I and 200 kg. from second statement individually. www.afterschoool.tk
Pankaj is younger than Sunita and Rupali is older than Tom. Who among them is the oldest ? . I. Rupali is older than Pankaj. II. Sunita is older than Rupali. III. Tom is the youngest among all. (a) Only II (b) Only III (c) I and II together .. (d) I, II and III all together (e) None of these • Statement II alone is sufficient to answer the question.
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How many speeches were delivered in the two days' programme ? I. 18 speakers were invited to give at least one speech, out of which one-sixth of the speakers could not come. II. One-third of the speakers gave two speeches each.
• Answer cant be drawn – (by any statement) www.afterschoool.tk
Thanks Afterschoool conducts three year integrated PGPSE (after class 12 along with CA & CS) and 18 month PGPSE (Post Graduate Programme in Social Entrepreneurship) along with preparation for CS / CFP / CFA /CMA / FRM. This course is also available online also. It also conducts workshops on social entrepreneurship in schools and colleges all over India – start social entrepreneurship club in your institution today with the help from afterschoool and help us in developing society.
www.afterschoool.tk
www.afterschoool.tk social entrepreneurship for better society
www.afterschoool.tk
www.afterschoool.tk
www.afterschoool.tk social entrepreneurship for better society
www.afterschoool.tk
Probability of Ram, shyam, Hari living 100 years is .5, .6 and .4, and probability of ram, shyam and hari all living for 100 • years is .08, probability of two living – R&S = .3, R&H .2, H& S =.15. what is the probability that at least one of them will remain alive for 100 years?
www.afterschoool.tk
A woman walking with a,boy meets another woman and on Being asked about her relationship with the boy, she says,"My maternal uncle and his maternal uncle's maternal uncle are brothers." How is the boy related to the woman ? • The logical answer is the boy may be nephew of the woman – one possiblity could be son also.
www.afterschoool.tk
A is the brother of B. B is the brother of C. D is the father of A. Based on these three statements, which of the following statements cannot be definitely true ? (a) B is the brother of A. (b) B is the son of D. (c) A is the brother of C. (d) C is the brother of A. (e) A, B and C are D's children.
• We don’t know about C – whether C is boy or girl – so we don’t know whether C is brother or sister of A.
www.afterschoool.tk
There are six persons A, B, C, D,E and F. C is the sister of F. B is the brother of E's husband. D is the father of A and grandfather of F. There are, two .fathers,three brothers and a mother in the group.Who is the mother ?
• Based on given information, E is the answer. www.afterschoool.tk
A family consists of six members P, Q, R, X, Y and Z. Q is the son of R but R is not mother of Q. P and R are a married couple. Y is the brother of R..X is the daughter of P. Z is the brother of P.Who is the brother-in-law of R
• Z is brother in law. www.afterschoool.tk
A postman was returning to the post office which is in front of him to the north. When the post office was 100 metres away from him, he turned to the left and moved 50 metres to deliver the last letter at Shantivilla. He then moved in the same direction for 40 metres, turned to his right and moved 100 metres. How many metres was he away from the post office ? •
90 meters from post office ( he was towards west from the post office)
www.afterschoool.tk
What will come next in the series? 0,4,18,48,100 ..
• 180 is the right answer. www.afterschoool.tk
When Rahul was born, his father was 32 years older than his brother and his mother was 25 years older than his sister. If Rahul's brother is 6 years older than him and his mother is 3 years younger than his father, how old was Rahul's sister when he was born ?
• 10 years. www.afterschoool.tk
In a town, 65% people watched the news on television, 40% read a newspaper and 25% read a newspaper and watched the news on television also. What percent of the people neither watched the news on television nor read a news paper ?
www.afterschoool.tk
In a town, 45% people watched the news on television, 40% read a newspaper 25% listened radio and 25% read a newspaper and watched the news on television both, 15% listened to radio and watched TV also. 12% read newspaper and listened to radio also. 2 % people got news from all the three sources. What percent of the people neither watched the news on television nor read a news paper nor listened to radio ?
• Answer is 40 persons. www.afterschoool.tk
In the previous question, how many only read newspaper or watch TV or listen to radio (one source only)? How many have exact two sources? • • • •
Newspaper = 5 TV = 7 Radio = 0 46 have exact two sources.
www.afterschoool.tk
. Out of a total of 120 musicians in a club, 5% can play all the three instruments guitar, violin and flute. It so„happehs that the number of musicians who can play any two and only two of the above instruments is 30. The number of musicians who can play the guitar alone is 40. What is the total number of those who can play violin alone or flute alone ?
• There are 44 persons who play either violin or flute alone. We cant find their individual values. www.afterschoool.tk
In a code, ‘lee pee tin' means 'Always keep smiling". What is the code for 'smiling' ? I. 'tin lut lee' means 'Always keep left'. II. 'dee pee' means *Rose smiling. • Answer can be drawn from either of the statement alone. Pee = smiling. www.afterschoool.tk
In which year was Ram born ? I. Rahul at present is 25 years younger to his mother. II. Rahul's brother, who was born in 1964, is 35 years younger to his mother.
• You have to use both the answer together – you, to get the year of birth of Ram which is 1954
www.afterschoool.tk
What will be the total weight of 10 poles each of the same weight ? I. One-fourth of the weight of a pole is 5 kilograms. II. The total weight of three poles is 20 kilograms more than the total weight of two poles.
• Answer can be drawn by each of the individual statement alone – as the weight comes to be 200 kg. from I and 200 kg. from second statement individually. www.afterschoool.tk
Pankaj is younger than Sunita and Rupali is older than Tom. Who among them is the oldest ? . I. Rupali is older than Pankaj. II. Sunita is older than Rupali. III. Tom is the youngest among all. (a) Only II (b) Only III (c) I and II together .. (d) I, II and III all together (e) None of these • Statement II alone is sufficient to answer the question.
www.afterschoool.tk
How many speeches were delivered in the two days' programme ? I. 18 speakers were invited to give at least one speech, out of which one-sixth of the speakers could not come. II. One-third of the speakers gave two speeches each.
• Answer cant be drawn – (by any statement) www.afterschoool.tk
Thanks Afterschoool conducts three year integrated PGPSE (after class 12 along with CA & CS) and 18 month PGPSE (Post Graduate Programme in Social Entrepreneurship) along with preparation for CS / CFP / CFA /CMA / FRM. This course is also available online also. It also conducts workshops on social entrepreneurship in schools and colleges all over India – start social entrepreneurship club in your institution today with the help from afterschoool and help us in developing society.
www.afterschoool.tk
www.afterschoool.tk social entrepreneurship for better society
www.afterschoool.tk
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