PAPER 90

1) On their way some group blew up the cylinder 1 Hr later when they left the station and traveled the remaining distance in three fifth of original speed and reached the later station 2 hrs late. It the problem happened 40 mins later, then we would have reached the destination 15 mins lesser. Find the distance >< the stations. (related to time and distance).Ans : God only knows
2) A Cube is painted red on all sides. If it is cut into 27 small cubes, tell the number of cubes having red color ona)3 Sidesb)2 Sidesc)1 Sided) 0 SidesAns: 8,12,6,1
3) A lady said, " If you reverse my age, the figure represents my husband's age. Of course, he is senior to me.Also the difference >< our age is one-eleventh of the sum" . Tell the ages of them?Ans : 54 & 45
4) A man has 2 children and at least one of them is a boy. What is the probability that the other is also a boy? Ans : 1/3
5) There are 3 pipes on a tank. One can fill the tank in 10 min and the other in 1/4 hr. It the third pipe can empty the tank in 7.5 min? How long will it take to fill the tank if all the 3 pipes are open?Ans : 30 min
6) There is a five digit no: Find out the no: from following clues:1) There are 2 primes2) 2nd digit is the lowest3) 3rd digit is the biggest4) no digit repeats5) Ist digit > 4th + 5th6) 5th digit is double the 4thans: 71842
7) Four letters, A, B, C, D are given. Each one corresponds to 1,2,3 or 4Match them from following conditions1) If A=1, then D=42) If B<>1 then …..3) If B=2, then C=34) Etc……… 5) 8) X tells Y," I think, ur company has 30 Clerks, right?"Y replies " No, but if I have twice as much girls or thrice as much men, then I will have 30"How many Clerks, Y has now?Ans : 18 (12 girls + 6 women)
9) There are 5 students. They spoke languages, English, Spanish, Italian, Chinese, FrenchSome conditions are given.1) A & B speaks eng, but when D came, they spoke in French, since it is the only common language among them.2) C and E have only French in common.3) Three have Spanish in common4) French is the language, most people speaks……… Some 7 conditionsAlso, Only one speaks all 5 languages, one speaks 4 languages, one speaks 3 languages, one speaks only 2 languages and the last man speaks only one language.Some 4 questions are given, like,a) C does not speak ____.Four choices are given