প্রশ্নঃ Each question consists of five statements following by options consisting of three statements put together in a specific order. Choose the option which indicates a valid argument, that is, where the third statement is a conclusion drawn from the preceding two statements. A.Some towns in Bangladesh are polluted .B.All polluted towns should be destroyed.C.Town Dhaka should be destroyed.D.Town Dhaka is polluted.E.Some towns in Bangladesh should be destroyed
এখানে এমন বিবৃতির ধারা বেছে নিতে হবে যেন প্রথম দুটি বিবৃতির জন্য ৩য় বিবৃতিটি সত্য হয়।
CDB: Town Dhaka should be destroyed. Town Dhaka is polluted. All polluted towns should be destroyed.
ঢাকাকে ধ্বংস করতে হবে এবং ঢাকা দূষিত। শুধু ঢাকা নিয়ে কথা বলা হয়েছে। তাই সকল দূষিত শহরকে ধ্বংস করা উচিত এমন উপসংহার টানা যায় না। তাই ভুল।
ADE: Some towns in Bangladesh are polluted . Town Dhaka is polluted. Some towns in Bangladesh should be destroyed
কিছু শহর দূষিত। ঢাকা দূষিত। এখানে ধ্বংসের কথা আসবে না। তাই ভুল।
BAE: All polluted towns should be destroyed. Some towns in Bangladesh are polluted . Some towns in Bangladesh should be destroyed
সকল দূষিত শহরকে ধ্বংস করতে হবে। কিছু শহর দূষিত। অর্থাৎ কিছু শহরকে ধ্বংস করতে হবে। সঠিক উপসংহার।
BDE: All polluted towns should be destroyed. Town Dhaka is polluted. Some towns in Bangladesh should be destroyed.
সকল দূষিত শহরকে ধ্বংস করতে হবে। ঢাকা শহর দূষিত। অর্থাৎ ঢাকা শহরকে ধ্বংস করতে হবে। কিন্তু এখানে সকল শহরকে ধ্বংসের কথা বলা হচ্ছে। অর্থাৎ ভুল।
at the bank
প্রশ্নঃ The college president made the -- statement that no student athlete on academic probation, not even the top - scorer of the varsity team, would be allowed to participate in the intercollegiate sports.
প্রশ্নঃ If five students run a mile in 5 minutes, then how much time will 50 students take to run a mile?
Here, all of the students run together. So, each of them will take same time i.e. 5 minute to run a mile. Therefore, even if there are 50 students running together, they will take the same time i.e. 5 minutes to run a mile.
প্রশ্নঃ A candidate had to apper in 4 subjects --- bengali, English, Mathematics and Science. Each subject carries 75 marks. the candidate secured 60% in both bengali and English , 80% in Mathematics and 70% in science. What is the total number of marks which the candidate secured in all four subjects?
75 × 60% = 75 × 60/100 = 45
Again, 75 × 80% = 75 × 80/100 = 60
And, 75 × 80% = 75 × 70/100 = 52. 5
45 × 2 + 60 + 52.5 = 202.5
2 : 1
4 : 3
1 : 2
প্রশ্নঃ A snapshot measures 5/2 inches by 15/8 inches. It is to be enlarged so that the longer dimension will be 4 inches. What will be the length of the enlarged shorter dimension then?
5/2 = 5 × 4 / 2 × 4 = 20/8
Ratio of longer & shorter dimension
= 20/8 : 15/8
= 20 : 15
= 4 : 3
length of shorter dimension 3 inches.
প্রশ্নঃ Answer the questions on the basis of the information given below. Four sisters---Jahera, Sabera, Firoza, and Tahera are playing a game such that the loser doubles the money of each of the other players from her share. They played four games and each sister lost one game in alphabetical order. At the end of fourth game, each sister had TK. 32. With how much taka did Jahera start?
None of these
প্রশ্নঃ At the end of given passage , some inferences drawn or supposed to be drawn from the paragraph are given. On the basis of the study of the paragraph, point out whether the inferences is- (a) Definitely true (b) Definitely false (c) probably true (d) probably false (e) can't say. Political freedom is incomplete and had little meaning without economic independence. Until the battle for economic independence is won, the emerging nation will be subjected to external pressure, which must be resisted. Bangladesh though herself in the throes of development has assisted the developing nations. Politically free countries must be economically free.