Subject
Bank Exam
Topic
United Commercial Bank Ltd. - Probationary Officer - 2016
Rehan must be a cricketer. I saw him with a cricket bat. The conclusion above is valid only if it is true that:
Rehan must be a cricketer. I saw him with a cricket bat. The conclusion above is valid only if it is true that:
ক)
Cricketers often hold cricket bats.খ)
All cricketers hold cricket bats.গ)
Cricketers never hold any other kind of bats.ঘ)
Only cricketers hold cricket bats.Explanation
Solution: প্রশ্নটিতে বলা হয়েছে যে, Rehan must be a cricketer; আর এর পেছনে যুক্তি হিসেবে বলা হয়েছে যে, I saw him with a cricket bat. আপনাকে উত্তর অপশনের কোন তথ্যটি সত্য হলে প্রশ্নের Conclusion অর্থাৎ Rehan must be a cricketer সত্যি হবে তা বের করতে হবে । যেহেতু, একজনের কাছে Cricket Bat আছে বলেই সে একজন Cricketer এই সিদ্ধান্তে আসা হচ্ছে তাই ঐ বক্তব্যটি তখনই সত্যি হবে যখন Cricketer ছাড়া অন্য কারও কাছেই Cricket Bat থাকবে না । অর্থাৎ শুধুমাত্র Cricketer দের কাছেই Cricket Bat থাকবে । আর এটাই কাছে অপশন d) এর Only cricketers hold cricket bats তে ।Related questions
It is estimated that cost of living will increase by 8.50 percent per year. How much should a piece of candy cost in three years if it costs Tk. 1.50 today ?At a photocopy center, the first 10 copies cost x Taka each. Each of the next 50 copies costs 2 Taka less per copy. From the 61stcopy on, the cost is 1 Taka per copy. In terms of x, how much does it cost in Taka to have 200 copies made ?A boy goes to see a film and finds a man who is his relative. The man is the husband of the sister of his mother. How is the man related to the boy ?Mr. Jaman is insured completely for Tk. 1,50,000 of damages to his machinery. For any damage over Tk. 150000, the insurance company will pay Tk. 150000 plus only 15% of the additional amount. For a recent accident, Mr. Jaman was paid Tk. 15,6000 by the insurance company. What was the total amount of the damage estimated ?which is the next logical number in this sequence of numbers 23, 5, 48, 12, 27, 9, 37, 10, 61, 7, 88 ?If (x2- 7x + 18) = 6, which of the following must be false ?Laura loves to eat apple but not the banana while John loves to eat mango and the banana. Kim loves to eat mango but not the apple and Jim loves to eat banana but not the mango. If each child loves to eat two of the three fruits, Which one has the same preference as John ?The average of 5 numbers is 40. If 2 more numbers, with an average of 21, are added to these numbers, what will be the average of the combined 7 numbers ?