Ques:- Given a credit card number with a certain number of fixed digits and a certain number of digit placeholders, find the number of solutions such that the entire number yields a remainder of 3 when divided by 13. Use properties of modulus
Ques:- One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill tank in 36 min, then the slower pipe alone will be able to fill the tank in?
Ques:- The average marks in mathematics scored by the pupils of a school at the public examination were 39. If four of these pupils who actually scored 5, 12, 15 and 19 marks at the examination had not been sent up, the average marks for the school would have been 44. Find the number of pupils sent up for examination from the school?
Ques:- A works twice as fast as B. If B can complete a work in 12 days independently, the number of days in which A and B can together finish the work is?
Ques:- Rs.160 contained in a box consists of one rupee, 50 paisa and 25 paisa coins in the ratio 4:5:6. What is the number of 25 paisa coins?
Recent Answer : :
4x:5x:6x
100:50:25
100×4x +50×5x+25×6x
then 400x + 250x + 150x = 16000
800x=16000
x = 20
25 paisa=6x = 20×6=120
so the ans is 120 coins
Ques:- The post office is to the east of the school while my house is to the south of the school. The market is to the north of the post office. If the distance of the market from the post office is equal to the distance of my house from the school, in which direction is the market with respect to my school?
Recent Answer : :
North-east
Ques:- 9 men and 12 boys finish a job in 12 days, 12 men and 12 boys finish it in 10 days. 10 men and 10 boys shall finish it in how many days?
Recent Answer : :
8days
Ques:- A and B combinely can do a work in 4 days. If A alone can do a piece of work 6 days. In how many days B alone can do?
Recent Answer : :
say the work is w and let no of days taken by b is ‘x’ which
we have to calculate
so work done by a in one day is w/6
work done by b in one day is w/x
a and b together can do work in 4 days ie=(w/6)+(w/x)=(w/4)
solving equation x=12
so no of days taken by b=12
Ques:- Would u like to travel
Ques:- Person who dicided to go to weekend trip should not exceed 8 hrs driving in a day. Average speed of forward journey is 40 miles/hour . Due to traffic in sundays ,in return journey average speed is 30mph.How far he can select a picnic spot?
Recent Answer : :
Let the journey distance be : x miles
Now x/40+x/30=8 (time=distance/speed)
Solving this for x we get. x=960/7
therefore, x=137(approx)
(137.14 exact)
Ques:- Last company working experience
Ques:- WHO ARE YOU
Ques:- A sum of money deposited at C.I. amounts to Rs.2420 in 2 years and to Rs.2662 in 3 years. Find the rate percent?
Ques:- Why do u need to do job as your dad is an employee?
Ques:- Are you ready to leave India for work?
Ques:- 97 : 89 :: 43 : __
Ques:- You have not been to core accounting
Ques:- a train is moving at speed of 25 kmph , another train moving the same direction at a speed of 49 kmph crossed a man in the first train in 10 sec ? wht is the length of the second train ?
Recent Answer : :
Relative velocity of trains = 49kmph -25 kmph = 24kmph
=6.67m/s
Time taken to cross the first train = 10 sec
Length of the second train = Relative Velocity * Time taken
to cross the first Train = 6.67 *10 = 66.7 metres
Ques:- Being the only son of your parents, how would you relocate yourself at different places?
Ques:- Which film of Aamir khan has gone for oscar?
Ques:- Jian-10 is?
Ques:- Why you choice Mechanical Engineering
Ques:- Your profile is suited for this job?
Ques:- A disc is spinning on a spindle, and you don’t know which way. You are given a set of pins. Describe how you would use them to determine which way the disc is spinning?
Ques:- A cycle is bought for Rs.900 and sold for Rs.1080, find the gain percent?
Ques:- A rectangular courtyard, the sides of which are in the ratio of 4:3, cost Rs.600 for paving at 50 p per m2; find the length of the diagonal of the courtyard?
Recent Answer : :
5
Ques:- From 7:00 AM to 11:00 AM it rained 2.25 inches. At 11:00 AM the rain increased to fall at a rate of 1.25 in. every two hours. How many inches of rain landed on the ground by 5:00 PM?
Recent Answer : :
6 inch
Ques:- Plant head position is toughest position. How you will manage?
Ques:- WHO TAKE DECISION TO RELEASE THE BUILD
Ques:- Eighteen years ago, a father was three times as old as his son. Now the father is only twice as old his son. Then the sum of the present ages of the son and the father is:
1/x+1/3x=1/36
4/3x=1/36
36*4=3x
X=48
So the slower pipe alone fill the tank in 48 minutes.