Question

according to Dr if air purifier clean the air at the rate of 5 cm per second how much time will it take to clean the room having 600 CM of air​

Answer 1

Answer:

according to the question

5cm in 1sec

so

1cm=1/5sec

and

600cm=1/5×600=120sec ans or 2min

Answer 2

According to Dr if air purifier clean the air at the rate = 5 cm per second it will take 2 min (120 sec ) to clean the room having 600 CM of air​

Explanation:

According to Dr if air purifier clean the air at the rate = 5 cm per second how much time will it take to clean the room having 600 CM of air​

time =per second= one second  

room distance =600 cm

it mean =600cm/5cm

=120 sec  

convert in min so 120/60= 2 min