A and B can complete a work in 6 days.A can alone do it in 10 days.Then B can alone do the work in how many days?

The c.p of 10 pens is equal to s.p of 12 pens.Find his gain% or loss%.

In what time will a railway time 60m long moving at a rate of 36kmph pass a telegraph post on its way?

Pointing to a girl in a photograph,Arun said "Her mother's brother is the only son of my mother's father".How is the girl's mother related to Arun?

How many 3 digits numbers can be formed using the digits 1,2,3,4,5,7,9.

Find the odd man out

What sum of money will produce Rs.70 as simple interest in 4 years at 3 1/2 percent?