Question

A bus is moving from place A to place B with a uniform speed of x km per hour. After the bus had moved 7 hours, place B is still 11km away. Find the distance between A and B.

Answer 1

ok friend I will answer you later

Answer 2

Let the total distance travelled be x km Then total time taken =

10

x/3

+

20

x/3

+

60

x/3

=

30

x

+

60

x

+

180

x

=

180

6x+3x+x

=

180

10x

=

18

x

hrs Then average speed = =

Totaltimetaken

Totaldistancetravelled

=

x/18

x

km/hr = 18 km/hr