Find the ratio of `5 km` to `400m​`

Find the ratio of 3km to 300m

Find the ratio of: 8 kg to 400 gms.

Find the ratio of 400 to 35.

Find the ratio of 90cm to 1.5m

Find the ratio of 90 cm to 1.5 m.

Find the ratio of 40 cm to 1.5 m.

Find the ratio of the following: 40 cm to 1.5 m

Distances travelled by Hamid and Akhtar in an hour are 9 km and 12 km. Find the ratio of speed of Hamid to the speed of Akhtar.

Distances travelled by Hamid and Akhtar in an hour are 9km and 12km .Find the ratio of speed of Hamid to the speed of Akhtar.