Related Questions

In a certain class 40% of the students are girls, and 20% of the girls wear glasses. What percent of students in the class are girls who wear glasses.
ক 6%
খ 8%
গ 20%
At a symposium, 20% of the professors are psychologists , 60% are biologists and the remaining 12 professors are economist. If 20 of the professors wear glasses, what percent of the professors do not wear glasses?
ক 20%
খ 331/3%
গ 50%
ঘ 66.2/3%
At a symposium , 20 % of the professors are psychologists , 60% are biologists , and the remaining 12 professors are economists . If 20 of the professors were glasses , what present of the professors do not wear glasses ?
ক 20%
খ 33.1/3%
গ 50%
ঘ 66.2/3%
At a symposium 20% of the professors are psychologist, 60% are biologist and the remaining 12 professors are economist. If 20 of the professors wear glasses, what percent of the professors do not glasses?
ক 20%
খ 331/3%
গ 50%
ঘ 66.2/3%
John, Jack, Joseph and Jordan participated in a running race. Only the winner finished the race in 10 minutes. Which two pieces of information can tell you who the winner was? (i) John finished the race in 16 minutes . (ii) Joseph finished the race earlier than Jack by 2 minutes. (iii) Jack finished the race later than Jordan by 4 minutes. (iv) Jordan finished the race earlier than John by 6 minutes. (v) John finished the race later than Joseph by minutes.
ক I and II
খ I and IV
গ II and III
ঘ II and V
Opponents of laws that require automobile drivers and passengers to wear seat belts argue that in a free society people have the right to take risks as long as the people do not harm the others as a result of taking risks.As a result,they conclude that it should be each person's decision whether or not to wear a seat belt. Which of the following, if true,most seriously weakens the conclusion drawn above ?
ক Many new cars are built with seat belts that automatically fasten when someone sits in the font seat.
খ Automobile insurance rates for all automobile owners are higher because of the need to pay for the increased injuries or deaths of people not wearing seat belts.
গ Passengers in airplanes are required to wear seat belts during takeoffs and landings.
ঘ The rate of automobile fatalities in districts that do not have mandatory seat-belt laws is greater than the rate of fatalities in districts that do have such laws.
Who is the smartest? Sam is smarter than Jennie | Tina is less smart than sam | jennie is smarter than Tina | Connor is less smart than Tina
ক Sam
খ Jennie
গ Tina
ঘ Connor
The students wear blue uniform. Here the word 'wear" can be replaced by.
ক bear with
খ put on
গ put up
ঘ put off
The frictional torque transmitted in a conical pivot bearing with assumption of uniform pressure is __________ as compared to uniform wear.
ক Less
খ More
গ Same
ঘ None of these
The frictional torque transmitted in a flat pivot bearing with assumption of uniform pressure is _________ as compared to uniform wear.
ক Less
খ More
গ Same
ঘ None of these

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