For the following questions answer them individually
A man walks 3 km towards west and walks 2 km to south. Again he turns east and walks for 0.5 km. How far is he from the starting point?
The repayment of a loan after 6 years at rate of 24% Simple Interest is Rs.73200. What is the amount borrowed?
Ages of two brothers differ by 7 and are in the ratio 3 : 2. What is the sum of their ages?
An inlet pipe will fill a tank in 10 minutes. There are two outlets that can empty the tank separately in 12 and 15 minutes respectively. If all the pipes are opened and water starts filling up the tank, in what time will the tank get filled or emptied ?