Question

A person covers 18 km with 6 km/hr and next 30 km with 10 km/hr.find average speed of that person.​

Answer 1

Answer:

Average Speed =

x+y

2xy

⇒

30+40

2×30×40

=

7

240

=34.3km/h

Answer 2

$\sf average \: \: \: speed = \frac{6 + 10}{2} = \frac{16}{2} = 8 \: \: \: km/hr$