kristina's family members visited lumbini last week. while going to airport from her home, they walked certain distance then travelled 3/4 parts of the distance by bus and 1/6 parts of the distance by taxi. (a) by which vehicle did they travel more to go to airport? (b) if the distance of the airport from her home is 20 km, how long distance did they travel by bus? (c) convert the distance traveled by taxi up to decimal places. (d) what is the bus fare of a member at the rate of rs 5.75 per km?