Question

After being exposed to an electromagnetic shrinking machine, joe's height decreased by 120cm over 1.5 seconds. his height decreased by the same amount each second.

Answer 1

Main Answer:

Height decreased in 1 second is 80 cm

Step-by-step explanation:

The total amount of height decreased is 120.

Total amount of time taken is 1.5 s.

Height decreased in 1 second =
`(120)/(1.5)`

⇒
`(1200)/(15)`

⇒ 80 cm

Therefore, height decreased in 1 second is 80 cm.