Question

sandeep and tony went to ganesh house in their cars.sandeep covered a distance of 11 km in 10 minutes.tony covered a distance of 24 km in 20 minutes.who drove faster

Answer 1

The key here is to make sure you bring the reference same of both the person.
So here divide the Tony's Distance and time by 2
Now both of them travel 10 mins with Tony's distance being 12 and Sandeep being 11.
So obviously Tony drove faster