Related Questions

Khan observes that if flight 409 is cancelled, then the manager could not possible arrive in the time for the meeting . But the flight was not cancelled. Therefore, Khan concludes, the manager will certainly be on time . Halima replies that even if Khan's premises are true, his argument is fallacious. And therefore, she adds, the manager will not arrive on time after all. Which of the following is the strongest thing that we can properly say about this discussion ?
ক Halima is mistaken in thinking Khan's argument to be fallacious, and so her own conclusion is unwarranted.
খ Halima is right about Khan's argument, but nevertheless her own conclusion is unwarranted
গ Since Halima is mistaken about Khan's argument , her own conclusion must be false.
ঘ Halima is right about Khan's argument, but nevertheless her own conclusion is false
City High School must put together a debating team consisting of four debaters.There are candidates of equal ability : X,Y and Z who are all seniors; and A,B,C and D who are all juniors..The school requires that there should be two seniors and two juniors in the team.It is also necessary that all of the debaters be able to work with one another. *Debaters Y and A cannot work together. *Debaters Z and C cannot work together. *Debaters A and B cannot work together. which of the following statements must be false? 1.Debaters Y and C are never selected together. 2.Debaters Z and D are never selected together. 3.Debaters Z and D are never selected together.
ক Only I
খ Only II
গ Only III
ঘ All of these
Five members were present at a board meeting. Each member shook hands with all of the other members before the meeting. How many handshakes took place?
ক 10
খ 11
গ 15
ঘ 5
Ten fabrics of different colors are displayed on ten racks in a cloth store. The racks are placed one after another and numbered consecutively from one to ten. Each rack contains fabric of a single color. One fabric is green , two fabrics are brown , three fabrics are purple and remaining four fabrics are red. If a purple fabric is on rack two and red fabrics are on racks three and four , the green fabric must be on which of the following racks?
ক Five
খ Six
গ Seven
ঘ Eight
At a certain store, a chair was on sale for Tk. 5000. As the manager thought he could get more money for the chair, he increased its price by 8 percent. After a week the chair had not been sold. The manager then reduced the last price by 10%, and the chair was sold. For how much was the chair sold?
ক 4860
খ 4875
গ 4900
ঘ 4960
In a club 60% members are male and 70% members are graduates. Again, 50% of the graduate members are male. What percent of the club members are female and not graduate?
ক 5%
খ 10%
গ 15%
ঘ 20%
Four staff members at a certain company worked on a project. The amounts of time that the furn staff members worked on the project were in the ratio 2 to 3 to 5 to 6 If one of the four staff members worked o the project for 30 hours, which of the following CANNOT be the total number of hours that the for staff members worked on the project?
ক 192
খ 96
গ 160
ঘ 240
Four staff members at a certain company worked on a project. The amounts of time that the furn staff members worked on the project were in the ratio 3 to 4 5 to 6 . If one of the four staff members worked on the project for 60 hours, which of the following CANNOT be the total number of hours that the four staff members worked on the project ?
ক 540
খ 270
গ 180
ঘ 288
When a meeting of the liaison committee was over ,every member shook hands with one another and the total number of handshakes was 6. How many members were there in the meeting?
ক 3
খ 4
গ 5
ঘ 6
The present age of son is half of the present age of his mother. Ten years ago, his mother's age was thrice the age of her son . What is the present age of the son?
ক 25 years
খ 20 years
গ 30 years
ঘ 40 years

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