(Paper) PATNI PLACEMENT PAPER2 (APTITUDE)

PAPER: PATNI PLACEMENT PAPER2 (APTITUDE)

Q. A man leaves office daily at 7pm A driver with car comes from his home to pick him from office and bring back home One day he gets free at 5:30 and instead of waiting for driver he starts walking towards home. In the way he meets the car and returns home on car He reaches home 20 minutes earlier than usual.
In how much time does the man reach home usually?
Ans. 1hr 20min

Q. The following truth table is given What is Y equal to??

A B C Y
0 0 0 1
0 0 1 1
0 1 0 0
0 1 1 0
1 0 0 0
1 0 1 0
1 1 0 1
1 1 1 1

Ans. (A')(B')(AB) , where ' stands for complement.

Q. A works thrice as much as B. If A takes 60 days less than B to do a work then find the number of days it would take to complete the work if both work together?
Ans. 22½days

Q. How many 1's are there in the binary form of 8*1024 + 3*64 + 3
Ans. 4

Q. In a digital circuit which was to implement (A B) + (A)XOR(B), the designer implements (A B) (A)XOR(B) What is the probability of error in it ?

Q. A boy has Rs 2. He wins or loses Re 1 at a time If he wins he gets Re 1 and if he loses the game he loses Re 1. He can loose only 5 times. He is out of the game if he earns Rs 5. Find the number of ways in which this is possible?
Ans. 16

Q. If there are 1024*1280 pixels on a screen and each pixel can have around 16 million colors Find the memory required for this?
Ans. 4MB

Q. On a particular day A and B decide that they would either speak the truth or will lie. C asks A whether he is speaking truth or lying? He answers and B listens to what he said. C then asks B what A has said B says "A says that he is a liar" What is B speaking ?

(a) Truth
(b) Lie
(c) Truth when A lies
(d) Cannot be determined
Ans. (b)

Q. What is the angle between the two hands of a clock when time is 8:30
Ans. 75(approx)

Q. A student is ranked 13th from right and 8th from left. How many students are there in totality ?

Q. A man walks east and turns right and then from there to his left and then 45degrees to his right. In which direction did he go
Ans. North west

Q. A student gets 70% in one subject, 80% in the other. To get an overall of 75% how much should get in third subject.

Q. A man shows his friend a woman sitting in a park and says that she the daughter of my grandmother's only son.
What is the relation between the two
Ans. Daughter

Q. A puts a share of 1/3, B puts a share of 1/2, and the remaining share is put by c,and start a business their total profit is Rs 4800, what is the share of A?

Q. what is the remainder of (3682*3684*3686) divided by 19?

Q. Mr. loyd wants to fence his Square shaped land of 120 Sqft each side.If apole is laid every 12ft how many poles do he need?

Q. if 105 is represented as 253 in base 6,how is 253 represented in base 6?

Q. the cost of 5 chairs and 3 mugs is Rs 1900, and the cost of 8 chairs and 5 mugs is Rs 2900, what is the cost of 5 chairs and 8 mugs?

Q. Mr Roy found an old bill which shows that he brought 10 hens for Rs_67.92_ the first and the last digits were missing. what was the cost of each hen?

Q. In a school football team the captain was the eldest of all with ,the next was the goal keeper with 26, in a particular match both the players were shown red cards. the average age of the remaining people raised by? what was the average age of the team.?

Q. In a school the number of girls is 15 more that that of the boys. now if 19% of the girls were newly joined and 25% of the boys were newly joined the number of girls is 9 more than that of the boys how many girls and boys were there?

Q. If m and n are multiple of 5 which one of the following must not necessarily be true.
a. m*n is a divisible by 10.
b. the product m*n is a multiple of 25.
c. m*n is a multile of 5.

Q.,if X.Y+Z, and Y+x.p and Z
a) x+z
b) x+y.z
c) y.x+z
d) z+P.x

Q. what is the values of x, in the equation |x|+x^3=0

Q. abel ,loyla and sel are three channels , if 30% of the populatio watch abel , and 5% of the people watch any two of the channel, and 5% of the people watch none off the channel then the number of people watching all the three channels are?

Q. If 35 people play hockey and 10 people play both football and hockey and if 10 people play hockey and cricket and 5 people play all three games then the number of people playing hockey alone is?

Q. How many number of weights do u need to weigh 31 kg of rice if u have only one 1kg weights stone ?
a. 30.   b. 31.   c.5.    d.4.

Q. an article whose initial cost is Rs 400 is subjected for discounts of 25%, 15%, and 40% what is the amount the customer have to pay?

Q. two trains are coming in the opposite direction each at a speed of 60 kmph, now a fly on one train moves towards the other with a speed of 80kmph, how much distance will it cover before it is crushed.?

Q. a man walks at 40kmph and reaches the distance in 10 min less than that of usual . by walking at 60 kmph he reaches 10 minutes earlier. the distance covered by him is.?

Q. a contract was signed to complete a job in 30 days. after how many days can 5 men leave then so that the job can be completed in 35 days?

Q. If x and y are multiples of 2 then which are all the multiples of 2

1) x*y   2)x^y    3) x+y   4) x-Y    5) x/y

a. all of these

b.1,2,4,5

c. 1,2,5

d.1,2,3,4

Q. if 3636% of a number is 72, what is the number?

Q. if the average of 6 consecutive number is 27, then the largest of the number is?

Q. The ratio of two numbers is 2/3, and if a 1 is subtracted from the numerator and a 1 is added to the remainder the ratio becomes 1/2, then the numbers are.?

Q. a pizza which is thin is cut into 'x' pieces by 4 straight lines then the lowest possible value of x is?

Q. The number 50 is divided into two equal parts, the ratio of the largest part to the smallest is 2/3, then the largest part is?