8. Anbu and Priyaa travel the same distance at 9 km/hr and 10 km/hr

respectively. If Anbu takes 30 mins longer than Priyaa the distance

travelled by each is

9. What is the time required by a train of length 450 m to cross an electric pole with a speed 36km/hr.

10. Two containers each with capacity 20 liters are filled up to

exactly half level with the mixture of water and milk. The concentration

of milk in each container is 50% and 40% .5 liters Water is added to

each container now. What is the ratio of water in both containers after

adding water?