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SBI PO 2015: Reasoning Quiz

Direction (1 -5): Each of the questions below consists of a question and two statements numbered I and II are given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and give the answers”

(1) If the data in Statement I alone are sufficient to answer the question, while the data in Statement II alo
ne are not sufficient to answer the question.
(2) If the data in Statement II alone are sufficient to answer the question, while the data in Statement I alone are not sufficient to answer the question.

(3) If the data either in Statement I alone or in Statement II alone are sufficient to answer the question.
(4) If the data even in both the Statements I and II are not sufficient to answer the question.
(5) If the data in both the Statements I and II together are necessary to answer the question.

1. What will be the total weight of 8 stones, each of the same weight?
I. One-fourth of the weight of each stone is 2 kg.
II. The total weight of five stones is 16 kilograms more than the total weight of three stones.

2. How many children does A have ?
I. B is the only daughter of C who is wife of A.
II. D and E are sons of A.

3. How is S related to P ?
I. M is brother of P and T is sister of P.
II. P's mother is married to S's husband who has one son and two daughters.

4. How many children are there in the row of children facing north?
I. A who is tenth from the left end is fourth to the left of B who is seventeenth from the right end.
II. C is second to the left of D who is thirteenth from the right end and eighteenth from the left end.

5. How many pages of book X did Vishal read on Saturday ?
I. The book has 150 pages out of which three-fifth were read by him before Saturday.
II. Vishal read the last 25 pages of the book on the morning of Sunday.

Directions—(6–10) Read the following passage carefully and answer the questions given below it.

A, B, C, D, E, F, G and H are sitting around a circular table, facing the centre. A sits third to the left of C and second to the right of E. B sits second to the right of D who is not an immediate neighbour of E. H sits second to the left of F. G is not an immediate neighbour of D.

6. Which of the following pairs has only one person sitting-between them, if the counting is done in clockwise direction?
(1) F, G
(2) H, G
(3) H, C
(4) H, B
(5) None of these

7. Who sits third to the right of E ?
(1) D
(2) G
(3) F
(4) B
(5) None of these

8. What is the position of G with respect to A’s position ?
(1) Immediately to the right
(2) Second to the left
(3) Third to the right
(4) Third to the left
(5) Fourth to the right

9. Who sits between E and A?
(1) F 
(2) D
(3) G
(4) B
(5) None of these

10. Starting from A’s position, if all the eight are arranged in alphabetical order in clockwise direction, the seating position of how many members (excluding A) would remain unchanged?
(1) None
(2) One
(3) Two
(4) Three
(5) Four


ANSWERS
1. (3)
From statement I
Weight of each stone = 8 kg
Weight of 8 stones = 64 kg
From statement II
Weight of each stone = 16/(5-3) = 8 kg
Weight of 8 stones = 64 kg

2. (4)
Even after combining both statement we can say that A has only one daughter B and at least two sons D and E, but the exact number of children of A cannot be found.

3. (2)
Using statement II alone, we can say that S is mother of P.

4. (3)
Using statement I alone
B is fourteenth from the left and seventeenth from the right. Hence number of children in the row = 14 + 17 – 1 = 30
Using statement II alone
D is thirteenth from the right end and eighteenth from the left end. Hence number of children in the row = 13 + 18 – 1= 30

5. (5)
Using both the statement together
Number of pages read before Saturday = 3/5 of 150 = 90
Number of pages read after Saturday = 25
Number of pages read by Vishal on Saturday = 150 – 90 – 25 = 35

6-10

6. (2)
7. (3)
8. (4)
9. (5)
10. (1)

QUANT QUIZ ON BOATS AND STREAMS

Boats and Streams  
Let us know what is Downstream and what is Upstream. Because these concepts are the heart of Boats and Streams.
Downstream : In water,the direction along the stream is called downstream. I mean, If a boat or a swimmer swims in the same direction as the stream, then it is called downstream. Obviously the boat or swimmer require less efforts to travel using downstream. Because the stream itself helps the objects to
move. 

Remember, as the object moves along with the water, the stream helps the object. 
So, the down stream speed (DS) is 
DS =  U+V
where U is the speed of the object in the still (calm) water
V is the speed of the water. 

Upstream : If the boat or the swimmer is swimming in the opposite direction in which the stream is passing is called upstream. In simple words, the direction against the stream is called upstream.
Remember, as the object moves against the water pushes the object in opposite direction. 
So, the upstream speed (US) is
US = U-V
where U is the speed of the object in the still (calm) water
V is the speed of the water. 

Important Formulas on Boats and Streams :
Let us assume that the speed of the boat in still water is U km/hr and the speed of stream is V km/hr then, as mentioned above :
Speed downstream = (u+v)km/hr
Speed upstream = (u-v)km/hr
รจIf the speed downstream is a km/hr and the speed upstream is b km/hr then :
Speed in still water = 1/2(a+b) km/hr
Rate of stream = 1/2(a-b)km/hr

SOME QUESTIONS ON BOATS AND STREAMS WITH SOLUTIONS:
(1)A man can row upstream at 8kmph and downstream at 10kmph. Find the man's rate in still water and the rate of current.
(2) A boat can travel with a speed of 12km/hr in still water . If the speed of the stream is 5km/hr , find the time taken by boat to go 68km downstream.
(3) If a man rows at the rate of 5kmph in still water and his rate against the current is 3.5kmph, then man's rate along the current is ?
(4) A boat covers a certain distance downstream in 1 hour, while it comes back  in 3/2 hours. If the speed of the stream is 3kmph, what is the speed of the boaat in still water ?
(5) A speed of a boat in still water is 10 km/hr. If it can travel 26km downstream and 14km upstream in the same time , the speed of the stream is ?
(6)The speed of the boat in still water is 10km/hr and the rate of the current is 3 km/hr. The distance travelled downstream in 12 minutes is ?
(7)what is the speed of the boat in still water ?
(i)The speed downstream of the boat is twice the speed upstream.
(ii)The sum of the speeds of the boat , upstream and downstream is 12kmph
8.A man can row upstream at 5kmph and downstream at 15kmph .The speed of the stream is ?
(9)A boat takes a total time three hours to travel downstreams from P to Q and the upstream back from Q to P. what is the speed of boat in still water ?
i)The speed of the river current is 1 km per hour
ii)The distance between P and Q is 4 km.
(10) .A man takes twice long to row a distance against the stream as to row the same distance in favour of the stream .the ratio of the speed of the boat in still water is ?

ANSWERS WITH EXPLANATIONS
1.    Solution : Rate in still water = 1/2 (10+8)km/hr = 9km/hr
Rate of current = 1/2(10-8)km/hr =1km/hr

2.    Solution Speed downstream = (12+5)km/hr  = 17 km/hr
   Time taken to travel 68km downstream = 68/17hrs  =4hrs

3.    Solution: Let us consider the rate along the current be x kmph. 
Then, 1/2(x+3.5) = 5  or X= 6.5 Kmph

4.    Solution Let the speed of the boat in still water be x kmph.
Then speed downstream = (X+3)kmph
Speed upstraem = (x-3)kmph
Therefore (X+3)*1 = (x-3)*3/2
2x+6=3x-9  => X= 15kmph 

5.    solution : let the speed of the stream be x km/hr. then,
Speed downstream=(10+x)km/hr, 
 speed upstream= (10-x)km/hr
  Therefore  26/(10+x)= 14/(10-x)
 260-26x= 140+14x  => 40x=120
x=3km/hr

6.    solution : Speed downstream =(10+3)kmph= 13kmph
  Distance travelled = 13*12/60 = 2.4 kmph  

7.    solution: Let the speed of the boat be x km/hr . Then
 i) Speed downstream = 2x km/hr
 ii)Says, the speed of the boat in still water = (1/2*12) = 6km /hr

8.      Solution :    Speed of the stream = 1/2 (15-5) = 5kmph

9.    Solution : i) The speed of the current = 1km/hr
ii)PO =4km
 let the speed of the boat in still water be x km/hr 
4/(x+1) +4/(x-1) =3 

10.  solution : Let man's upstream be xkmph . then . his rate downstream =3x km/hr
 (Speed in still water) : (Speed of stream ) = (2x+x/2) : (2x-x/2) =3x/2 : x/2
  => 3:1

How to Prepare Data Interpretation for SBI PO 2015-16.

Data Interpretation (DI) has been the most important part of SBI PO Exams over the years and it will play a major role in SBI PO 2015 exam also. One reason Data Interpretation is tricky is because it has no fixed syllabus. Here we provide some tips to crack Data Interpretation Section of SBI PO 2015.

The Data Interpretation section of SBI PO exam tests your decision-making ability and speed using limited input. Data Interpretation questions
typically have large amounts of data given in the form of tables, pie-charts, line graphs or some non-conventional data representation format. The questions are calculation heavy and typically test your approximation abilities.

1. Interpret the data, don't just start calculations: Data Interpretation - The word itself conveys everything. You're supposed to "interpret" the data and not "blindly chew" it. One should understand this fact that ultimately bank wants to hire people, who are comfortable handling numbers.

2.Scan the Question Carefully: It is very important that you read the data carefully. Generally, each set of data interpretation question contains some easy questions, some medium difficulty level questions and few difficult questions.. So, there will be at least of couple of easy questions in each set which can be mark fetching. You should practice identifying the level of difficulty of questions so you know immediately which ones to attempt and which to avoid. This is your first step to tackle DI to crack SBI PO Exam.

3. Hone your Calculation Skills/Speed: For doing well in DI section, one should be very comfortable with numbers, calculations, fractions and percentages. It helps in reducing the time required for solving the questions. It is imperative, therefore to get very, very comfortable with calculations.  Try to develop shortcut techniques and approaches that will help you calculate in your head. If possible try to be thorough with Vedic Mathematics .It will help you a lot.

4.Get familiar with all types of DI questions: While practicing DI questions, you’ll begin to notice that there are different types or formats of questions in this section. There will be bar charts, tables, pie charts etc. Try to be familiar with all the formats of DI questions. It will add to your confidence and help you while you encounter the actual DI questions in the real exam to crack SBI PO.

5. Stop using calculator, while practicing at home: In SBI PO exam a candidate is not allowed to carry a calculator. So an aspirant should avoid using a calculator and manually solve all the calculations that comes his way in his daily life, be it in his job or while practicing for the entrance exams .

6. Practice is the key to success: : Last but not the least; you should practice as much as you can. The key to success is to solve the question in quick time and earlier than the others. Intensive practicing will help both your speed and confidence to increase considerably. This will help you face tough questions with determination. Once you build your basics, the practice will give you the edge and enable you to just scan the equation and give the answer.

Daily GK Update - 10th May 2015



Shashi Kapoor has been conferred with prestigious Dada Saheb Phalke Award 2014 
i. The award was bestowed upon him by Union Information and Broadcasting Minister Arun Jaitley at a special function held in Prithvi Theatre in Mumbai, Maharashtra. 
ii. He is the 46th film personality to receive this honour and third member of his illustrious family after father Prithviraj Kapoor (1972- Posthumously) and elder brother Raj Kapoor (1987). 




About Shashi Kapoor 

  • Born as Balbir Raj Prithviraj Kapoor on March 18, 1938 in Kolkata, West Bengal. Started acting in films as a child in late 1940s. Since then he has appeared in 160 movies altogether, 12 being in English and the rest in Hindi. 
  • His Bollywood debut as a lead actor was in the film Dharmputra (1961). His best known performances as child artist were in Aag (1948), Awaara (1951) and Sangram (1950). He is also best-known for his performances in Hindi films like ‘Jab Jab Phool Khile’, ‘Deewar’ and ‘Kabhi Kabhie’. American and British films: The Householder (1963), Shakespeare Wallah (1965), Bombay Talkie (1970), Heat and Dust (1982), The Deceivers (1988), Side Streets (1998) etc. 
  • Apart from acting in movies, he also had worked as a film director, assistant director and film producer. 


WHO declares Liberia Ebola-free
i. WHO has hailed Liberia’s Ebola eradication efforts as an enormous development in the long crisis and monumental achievement as the virus has killed more than 4,716 people in the country alone.
ii. Now, Liberia’s neighbous Guinea and Sierra Leone are only two countries fighting to stop Ebola outbreak since it began in December 2013. 

Criteria for declaring a nation Ebola-free 
  • WHO can declare a country Ebola free, if no new cases are reported over two incubation periods of virus i.e. 21 days. 
  • In case of Liberia, no new cases of Ebola were reported in past 42 days i.e. twice the number of days the virus requires to incubate. The last confirmed death in Liberia was reported on 27 March 2015. 
Haryana Government has decided to include Deaflympics in its Sports Policy
i. Haryana Government has decided to include Deaflympics in its Sports Policy in order to boost the morale of differently-abled sportspersons in the state. Decision in this regard was taken during a state cabinet meet chaired by Chief Minister Manohar Lal Khattar. 
ii. With this inclusion, Deaflympian medalists now will be able to get cash rewards, jobs and other benefits from the state government. 
About Deaflympics 
  • Deaflympics is an International Olympic Committee (IOC) sanctioned event, at which deaf athletes compete at an elite level. 
  • The first event of was held in Paris in 1924. It is the first international sporting event for athletes with a disability. 
  • Previously, it was known as World Games for the Deaf and International Games for the Deaf.
  • Organised by the International Committee of Sports for the Deaf, (French- Committee International des Sports des Sourds) since first event.
  • Deaflympics are held every 4 years and often considered as the longest multi-sports event, excluding the Olympic. 
  • To qualify for the Deaflympics, athletes must have a hearing loss of at least 55 decibel (dB). In order to maintain equality and same level in participation among athletes, hearing aids, cochlear implants are not allowed during the games.

Navneet Rajan Wasan appointed as DG of Police Research & Development Bureau
i. The post of Director General (DG) of Bureau of Police Research and Development had been lying vacant since March 2015 following the retirement of Rajan Gupta.
 ii. Presently, Wasan is working as Special Director General in the National Investigation Agency (NIA). He is a 1980-batch IPS officer of the Andhra Pradesh cadre. 
Other Appointment- Indian Postal Service (IPoS) officer Sheuli Burman was appointed as the Chief Vigilance Officer (CVO) in the Indian Telephone Industries (ITI), Bangalore. 
Book titled Unbelievable – Delhi to Islamabad written by Prof Bhim Singh released
i. Book titled Unbelievable – Delhi to Islamabad authored by senior Advocate Prof. Bhim Singh was released on 8 May 2015 by Vice President M Hamid Ansari in New Delhi.
ii. The book, a travelogue is an effort initiated by the lawyers of India and Pakistan to work jointly to ensure that Pakistani prisoners languishing in Indian jails are treated in accordance with the spirit of the Constitution of India. Similarly, the same treatment should be mended for the Indian prisoners on Pakistan and they should be given fair trials.

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