- Department of Delhi Jal Board General Aptitude Interview Questions
- Department of Delhi Jal Board Trainee Interview Questions
- Department of Delhi Jal Board Personal Questions round Interview Questions
- Department of Delhi Jal Board HR Interview Questions
- Department of Delhi Jal Board Lead Interview Questions
Ques:- What is the power of 2?optionsa.2068b.2048c.2668please explain the concept behind this.It can be asked interms of power 3,4 etc.
Ques:- The minute and the hour hand of a watch meet every 65 minutes. How much does the watch lose or gain time and by how much?
Ques:- A 5 litre jug contains 4 litres of a salt water solution that is 15 percent salt. If 1.5 litres of the solution spills out of the jug, and the jug is then filled to capacity with water, approximately what percent of the resulting solution in the jug is salt?
A. 7.5%
B. 9.5%
C. 10.5%
D. none
Ques:- If the sides of a cube are in the ratio 4:3. What is the ratio of their diagonals?
Ques:- What amount does Kiran get if he invests Rs. 18000 at 15% p.a. simple interest for four years?
Ques:- A man bought 20 shares of Rs. 50 at a discount of 5, the rate of dividend being 13. The rate of interest obtained is?
Recent Answer :
: 15%
Ques:- Two chords of lengths 2L1 and 2L2 are drawn in a circle. Their lengths are inversely proportional to the straight distance joining the centre.Find the radius of circle?
Recent Answer :
: 10m
Ques:- In how much time will a train of length 100 m, moving at 36 kmph cross an electric pole?
Recent Answer :
: time = distance / speed
speed = 36*(5/18) m/s=10m/s
distance = 100m
time=100/10s = 10sec
Ques:- What is peer review in practical terms?
Ques:- Describe a situation in which you were able to effectively “read” another person and guide your actions by your understanding of their individual needs or values.
Ques:- X, Y and Z enter into a partnership. They invest Rs. 40,000, Rs. 80,000 and Rs. 1,20,000 respectively. At the end of the first year, Y withdraws Rs. 40,000, while at the end of the second year, Z withdraws Rs. 80,000. IN what ratio will the profit be shared at the end of 3 years?
Ques:- A new apartment complex purchased 60 toilets and 20 shower heads. If the price of a toilet is three times the price of a shower head, what percent of the total cost was the cost of all the shower heads?
Recent Answer :
: 10%
Ques:- The largest natural number by which the product of three consecutive even natural numbers is always divisible is
A. 16
B. 24
C. 48
D. 96
Recent Answer :
: c
Ques:- What do u want to do with your life?
Ques:- How many members in your family and who supported you to come in IT Industry?
Ques:- Who is the captain of Pakistan recently ?
Ques:- A man walked 20 m to cross a rectangular field diagonally. If the length of the field is 16 cm. Find the breadth of the field is?
Recent Answer :
: How breadth is 19.84..?
Apply Pythagoras therom,
a^2+b^2=c^2,
Lets Assume
c is hypotenuse or diagonal,
a is length or opposite side,
b is breadth or adjacent side,
Then,
256+b^2=400
b^2=144
b=12,
So the breadth is 12 cm
Ques:- What is the largest 8 digit prime number?
Recent Answer :
: 9999991 (6k+_1) form
Ques:- Find out the wrong number in each sequence:
16, 32, 64, 81, 100, 144, 190
16, 32, 64, 81, 100, 144, 190
A. 36
B. 81
C. 100
D. 190
Recent Answer :
: 36
Ques:- A power unit is there by the bank of the river of 900 mtrwidth. a cable is made from power unit to power a plantopposite to that of the river and 3000 mtr away from thepower unit. The cost of the cable bellows water Rs5 / mtrand cost of cable on the bank is Rs 4/ mtr. Find the totalof laying the cable.
Recent Answer :
: 2100
Ques:- Find out the wrong number in a given series.
644, 328, 164, 84, 44, 24, 14
644, 328, 164, 84, 44, 24, 14
A. 44
B. 84
C. 164
D. 328
Recent Answer :
: D
Ques:- What is the salary expectation ?
Ques:- In near future would you be willing to manage a branch office? If no, why not?
Ques:- A large tanker can be filled by two pipes A and B in 60 and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill it together for the other half?
Recent Answer :
: 30mins
Let the total time taken to fill the tank be x minutes.
Then, work done by B in half hour + work done by (A+B) in half hour =1.
(
40
1
×
2
x
)+(
60
1
+
40
1
)×
2
x
=1
⇒
80
x
+
48
x
=1
⇒
240
3x+5x
=1
⇒8x=240
⇒x=30 min
Ques:- In a party there are 5 couples. Out of them 5 people are chosen at random. Find the probability that there are at the least two couples?
Ques:- The sum of four consecutive even numbers is 292. Evaluate the smallest number?
Recent Answer :
: Thanq saddha
Ques:- Have you ever had to discipline a problem employee? If so, how did you handle it?”
Ques:- Why you join only this company?
Ques:- You are preparing for mba then why job???????
Ques:- A’s mother’s son’s only sister is B. How is A related to C, if B is the mother of C’s daughter ?
5 litre jug contains 4 litres of salt water solution
with 15% of salt, that means it has 4000*.15 = 600 ml salt
in it.
If 1.5 litres solution is spills out, remaining solution
is 2.5 litres, then the salf content is 2500*.15 = 375ml.
Now, the jug is filled to full capacity with water i.e.,
now the jug has 5 litre solution in it.
Now, the salt content is 375/5000 = 7.5%