Question

pls answer this!
with full working
i will mark anyone as brainliest

Answer 1

Answer:

i think so 2 and 3(*^_^*)

mark me as brainliest

Answer 2

Answer:

b) Only ii) and iii)

Explanation:

Distance= 3km= 3000m = 3000×10²

Time= 5 minute = 5 ×60 sec= 300sec = 1/12 hr

→Speed = Distance/ Time

= 3000×100/300

= 1000 cm/s

→ Speed= 3/1/12 = 3×12/1

= 36 km/hr