Question

pasagot po, thank you.

Answer 1

Answer:

I don't know sorry but I think 1 one is 80 km for hour

Answer 2

Step-by-step explanation:

3.) u=0, v = 31m/s , t= 2s

a = v -u. 31 -0. 31

----------- = ---------------- = ---------

t. 2. 2

= 1

15-------- m/s²

2