1. 
Three years back, a father was 24 years older than his son. At present the father is 5 times as old as the son. How old will the son be three years from now?



2. 
Which of the following inequalities have a finite range of values of "x" satisfying them?



3. 
What is the radius of the incircle of the triangle whose sides measure 5, 12 and 13 units?



4. 
The average weight of a group of 30 friends increases by 1 kg when the weight of their football coach was added. If average weight of the group after including the weight of the football coach is 31kgs, what is the weight of their football coach in kgs?



5. 
A wheel of a car of radius 21 cms is rotating at 600 RPM. What is the speed of the car in km/hr?




