Tuesday, May 29, 2007

Puzzle 2

Q. At 6'o a clock ticks 6 times. The time between first and last ticks is 30 seconds. How long does it tick at 12'o clock.

Ans: 66 sec.

Q. Three friends divided some bullets equally. After all of them shot 4 bullets the total number of bullets remaining is equal to the bullets each had after division. Find the original number divided.

Ans: 18


sol. Initially x x x

Now x-4 x-4 x-4

Equation is 3x-12 = x


Q. A ship went on a voyage. After it had travelled 180 miles a plane statrted with 10 times the speed of the ship. Find the distance when they meet from starting point.

Ans: 200miles.


Sol. Distance travelled by plane = 1/10 distance travelled by ship + 180.


Q. 3 societies A, B, C. A lent cars to B and C as many as they had already. After some time B gave as many tractors to A and C as many as they have. After sometime c did the same thing. At the end of this transaction each one of them had 24.Find the cars each orginally had.


Ans: A had 39 cars, B had 21 cars & C had 12 cars


Q. There N stations on a railroad.After adding X stations on the rail route 46 additional tickets have to be printed.Find N and X.


Ans. x=2 and N=11

Sol. Let initially, N(N-1) = t

After adding, (N+X)(N+X-1) = t+46


Q.Given that April 1 is tuesday. A, B, C are 3 persons told that their farewell party was on

A - May 8, thursday

B - May 10,tuesday

C - June 5, friday


Out of A, B, C only one made a completetly true statement concerning date,day and month. The other told two one told the day right and the other the date right.. What is correct date, month, day.

Ans: B - (May 10) SUNDAY

C - June 6 (Friday).

Q. The Bulls, Pacers, Lakers and Jazz ran for a contest. Anup, Sujit, John made the following statements regarding results. Anup said either Bulls or Jazz will definitely win Sujit said he is confident that Bulls will not win John said he is confident that neither Jazz nor Lakers will win When the result cameit was found that only one of the above three had made a correct statement.

Who has made the correct statement and who has won the contest.


Ans: Sujith; Lakers

Q. Five people A ,B ,C ,D ,E are related to each other.

Four of them make one true statement each as follows.

(i) B is my father's brother.

(ii) E is my mother-in-law.

(iii)C is my son-in-law's brother

(iv)A is my brother's wife.

Ans:
(i) D

(ii) B

(iii) E

(iv) C

Q. Some statements are given below:

L says all of my other four friends have money

M says that P said that exactly one among them has money

N says that L said that precisely two among them have money

O says that M said that three of the others have money

P, L and N said that they have money

All the above statement are false. Who has money & who doesn't have any money?


Q. Mr.Mathurs jewels have been stolen from his bank locker .The bank has lockers of 12 people which are arranged in an array of 3 rows and 4 columns like:



1 2 3 4
5 6 7 8
9 10 11 12


The locker belonging to JONES was to the right of BLACK'S locker and directly above MILLAR'S.
BOOTH'S locker was directly above MILLAR'S.
SMITH'S locker was also above GRAY's (though not directly).
GREEN'S locker was directly below SMITH'S.
WILSON'S locker was between that of DAVIS and BOOTH.
MILLAR'S locker was on the bottom row directly to the right of HERD'S.
WHITE'S locker was on the bottom right hand corner in the same column as BOOTH'S.

Which box belonged to Mr.Mathurs?

Ans: Box number 9 belongs to Mr.Mathurs.


Q. Fifty minutes ago if it was four times as many minutes past three o'clock,how many minutes is it to six o'clock?

Ans: Twenty six minutes.


Q. If a clock takes 7seconds to strike 7, how long will the same clock take to strike 10?

sol: The clock strikes for the first time at the start and takes 7 seconds for 6 intervals-thus for one interval time taken=7/6.
Therefore, for 10 seconds there are 9 intervals and time taken is 9*7/6=10 and 1/2 seconds.

Q.Three criminals were arrested for shop lifting. However, when interrogated only one told the truth in both his statements, while the other two each told one true statement and one lie.

The statements were:

ALBERT :(a)Chander passed the merchandise.(b)Bruce created the diversion.

BRUCE :(a)Albert passed the merchandise. (b)I created the diversion.

CLIVE :(a)I took the goods out of the shop. (b)Bruce passed Them over.


Ans: Albert passed the goods.Bruce created the diversion..Clive took the goods out of the shop.

No comments: