A girl of mass 50Kg runs up a flight of steps. There are 20 steps on the stair case and each step has a height of 20cm.
What is the total height of the stairs in metres?[2]
1 answer
0.20 * 20 meters
What is the total height of the stairs in metres?[2]
1 answer
3 answers
2 answers
1 answer
1 answer