In 100 m race, A covers the distance in 36 seconds and B in 45 seconds. In this race A beats B by:
If in a race of 160 m, P covers the distance in 40 seconds and Q in 50 seconds, then P beats Q by:
In a 2 kilometre race, Vignesh beats Ranajyoti by 100 meters or 20 seconds. What time does Vignesh take to complete the race?