Question

the speed of a rocket is 12 km second and the speed of a snail is 12 cm second .compare their speed

Answer 1

12km/second is speed of rocket
1km=1000m
12km=12000m
1m=100cm
12000m =120cm
12cm / second is the speed of snail 120cm is greater than 12cm
speed of rocket is greater

Answer 2

ratio have to find in this question