in a company 30% are supervisors and 40% employees are male if 60% of supervisors are male. what is the probability that a randomly choosen employee is a male or female?

1505

how to create the alarm using sql queries.In the sense i need to make the computer to produce beep sound for each 1 minute.(hint: by chr(7) we can produce the beep sound)

2272

hoe 1000000000 can be written as a product of two factors neither of them containing zeros

1278

From a vessel on the first day, 1/3rd of the liquid evaporates. On the second day 3/4th of the remaining liquid evaporates. what fraction of the volume is present at the end of the II day.

1457

'X' liters of petrol can be filled in an automobiles tank. What part of full tank was removed, if 'Y' liters was removed when the tank was full?

1230

A guy shows his friend a girl standing in front of her in a hotel and says that she is the daughter of my granny's only son. How are they two related?

1273

Package information is stored in a) DB2 Directory b) DB2 system tables c) DB2 catalog tables d) None of the above

2136

Only boys aged 16 wear coats. Boys aged 15 go to watch football.some more statements are given. What can be said about those who are watching football ? (age and costume).

1362

rrb second stage written exam in aptitude test model papers

3836

Bird is flying 120km/hr b/w b to r. Two trains at b to r at 60 kmph the distance traveled by the bird before it is killed.

1222

A Lorry starts from Banglore to Mysore At 6.00 a.m, 7.00 a.m, 8.00 a.m.....10 p.m. Similarly another Lorry on another side starts from Mysore to Banglore at 6.00 a.m, 7.00 a.m, 8.00 a.m.....10.00 p.m. A Lorry takes 9 hours to travel from Banglore to Mysore and vice versa.?

1184

if 8x+4y=6 and 4x+5y=7, x+y equlals

1141

4 couples have a party.Depending on the set of statements,find who insulted whom and who is the host of the party.

1398

Complete the series 2, 7, 24, 77,__ (hint: 2*12= 24, 7*11= 77, therefore 24*10=

1183

Find the value of the 678 to the base 7.

1202