The ratio of 10 m to 1 km is ____

The ratio of 5 m to 10 km is :

Find the ratio of 3 km to 300 m

In a 1 km race A wins over B by 80 m or 20 sec.B can give a start of 100 m to C in 1 km race find the ratio of speeds of B and C.

Find the ratio of 3 km to 300 m.

Find the ratio of 3km to 300m

Find the ratio of 3km to 300 m-

The ratio of speeds of two trains, one travelling at 45 km/hour and the other at 10 m/sec is -