A, B and C entered into a business and their investment ratio was 5 : 4 : 3. After 4 months B invested Rs. 1000 more and after 8 months C invested Rs. 2000 more. At the end of one year the profit ratio was 15 : 14 : 11, then the investment of C at the beginning was -  

When you see the mirror image of a clock, it shows 11 to 20 minutes in it, then what is the actual time of the clock.

A man rows at 5 km/h in still water. If the river is running at 1 km/h, it takes him 75 minutes to row to a place and back. How for is the place?

In an election there were two candidates, one candidate got 30% of the votes and lost by 16000 votes, how many votes were cast in total?

Sum of the factors of 4b²c²-(b²+c²-a²)² is :