Question

Neelavens goes by bi-cycle to her school
every day. Her average Speed is
12 km/hr and she reaches School in
20 minutes. What is the increase in
Speed, if she reaches the school in
15 minutes ?​

Answer 1

Answer:

16 km/hr

Step-by-step explanation:

speed=12 km/hr

time=20 min

speed=distance/time

distance=speed*time

             =12*(20/60)

             =4 km/hr

speed=4/(15/60)

          =16 km/hr