Ques:- There are 4 people in a closed room and you are waiting outside to enter into the room. You can enter only when one of them opens the door. The probability that somebody will open the door is 1/2. Now what is the probability that the door will be opened so that you can go inside?
Ques:- Two pipes can fill a tank in 20 and 24 minutes respectively and a waste pipe can empty 3 gallons per minute. All the three pipes working together can fill the tank in 15 minutes. The capacity of the tank is?
Ques:- A rectangular courtyard 3.78 metres long and 5.25 metres wide is to be paved exactly with square tiles, all of the same size. What is the largest size of the tile which could be used for the purpose?
A. 10 cm
B. 14 cm
C. 21 cm
D. 42 cm
Recent Answer :
: 21
Ques:- 125 : 343 :: 343 : __
Recent Answer :
: FYI
Ques:- A heap of stones can be made up into groups of 21. When made up into groups of 16, 20, 25 and 45 there are 3 stones left in each case. How many stones at least can there be in the heap?
Ques:- A large tanker can be filled by two pipes A and B in 60 minutes and 40 minutes respectively. How many minutes will it take to fill the tanker from empty sate if B is used for half the time and A and B fill it together for the other half?
Ques:- How should a profit of Rs.450 be divided between two partners, one of whom has contributed Rs.1200 for 5 months and the other Rs.750 for 4 months?
A. 1 : 1
B. 1 : 2
C. 1 : 3
D. 2 : 1
Recent Answer :
: 1200*5 : 750*4
6000:3000
2:1
Ques:- Eight persons – P, Q, R, S, T, U, V and W are sitting around a circular table. S is to the immediate right of W. V is not next to either R or T. W is to the immediate right of T, who is sitting opposite to R. U and W are sitting opposite to each other. Who is sitting two places to the right of W?
Recent Answer :
: q
Ques:- A sum of money becomes double itself in 8 years at simple interest. How many times will it become 10 years at the same rate?
Recent Answer :
: 5x/4
Ques:- About your current job profile?
Ques:- Was made to wait for long hours before interview started
Ques:- Tell me something about you, your qualification, where lastly working?
Ques:- My flight takes of at 2am from a place at 18N 10E and landed 10 Hrs later at a place with coordinates 36N70W. What is the local time when my plane landed.
A. 6:00 am
B. 6:40am
C. 7:40
D. 7:00
E. 8:00
Recent Answer :
: 6.40 am
Ques:- If 1.5x=0.04y then the value of (y-x)/(y+x) is ?
Ques:- How are you fit for a soft skills trainer ?
Ques:- When the hr ask us tell me some thing about you then what should we include in what not plz help me by giving some examples.
Ques:- We finish the interview and you step outside the office and find a lottery ticket that ends up winning $10 million. What would you do?
Ques:- Can you give me examples of experience on the job that you felt were satisfying?
Ques:- You have 2 candles of equal size and a lighter. The candles can burn 1 hour each. You have to measure 90 minutes with these candles. There is no scale or clock?
Ques:- What do you like dislike most about your current position? What will you miss most about your current position?
Ques:- Number Series 25,25,22,22,19,19,?
Recent Answer :
: 16
Ques:- What would you do if you were invisible for a day?
Ques:- The age of the father is 18 years older to his son. After 5 years fathers age becomes thrice of his son, What is fathers present age.
Recent Answer :
: 4
Ques:- Anil ranked 16th from the top and 23rd from the bottom among those who passed in an exam. 6 boys did not participate in the exam and 5 failed. How many boys were there in the class?
Ques:- Abt my final year project (since i m a fresher)
Ques:- Bird is flying 120km/hr b/w B to R. two trians at B to R at 60 kmph .The distance trvelled by the bird before it is killed.
Recent Answer :
: 120
Ques:- Exploring capability to manage multiple projects and provide recommendations
Ques:- If the total distance of a journey is 120 km .If one goes by 60 kmph and comes back at 40kmph what is the average speed during the journey?
Recent Answer :
: 24 Kmp/h
Ques:- A tap can fill a tank in 6 hours. After half the tank is filled three more similar taps are opened. What is the total time taken to fill the tank completely?
Recent Answer :
: I belive it is 3:45 hrmins
Ques:- Find (7x + 4y ) / (x-2y) if x/2y = 3/2 ?
A. data insufficient
B. 6
C. 8
D. 7
E. 9
The probability that no one opens the door would be
0.5×0.5×0.5×0.5= 0.0625
So, the probability that atleast one opens the door is 1-0.0625= 0.9375