The fuel consumed by a motorcycle during a journey while traveling at various speeds is indicated in the graph below.
The distances covered during four laps of the journey are listed in the table below.
|
Lap
|
Distance (kilometers)
|
Average speed (kilometers per hour)
|
|
P
|
15
|
15
|
|
Q
|
75
|
45
|
|
R
|
40
|
10
|
|
S
|
10
|
10
|
From the given data, we can conclude that the fuel consumed per kilometer was least during the lap
(a) P (b) Q
(c) R (d) S