8 boys sat in a row. Raju is immediate right of Rakesh and immediate left of Shekhar. Shyam

is sitting after 3 boys on the right of Shekhar. How many boys were there between Raju and

Shyam:

If 8 men or 12 women can do a piece of work in 25 days, in how many days can the same work be done by 6 men and 11 women?

If the difference between simple and compound interest on some principal amount at 20% per annum for three years is 48, then the principal amount is:

Puneeta borrowed from Reena certain sum for two years at simple interest. Puneeta lent this sum to Venu at the same rate for two years compound interest. At the end of two years she received 110 as compound interest but paid 100 as simple interest. Find the sum and rate of interest:

There are four relatives, A, B, C and D. A is three times older than B. C is half the age of D. B is older than C. Which of the following can be inferred?

Anil introduces Rohit as the son of the only brother of his father's wife. How is Rohit related to Anil?