Question

1. A car travels with speed 3 m sal for the first half
distance of the journey and with speed 6 ms for
the remaining half. What is the average speed of
the entire journey?
[NCERT Pg. 42]
(1) 6 m s-1
(2) 18 ms.
(3) 9 ms-1
(4) 4 m s-1​

Answer 1

answers:

4 is correct options it's definitely correct and please mark as brainlist