In a parking lot with only two and four wheelers, there are a certain no. of four wheelers and 28 two wheelers. What can be the opossible no. of tyres in the parking lot?
There is a ring road connecting points A, B, C and D. The road is in a complete circular form but having several approach roads leading to the centre. Exactly in the centre of the ring road there is a tree which is 20 km from point A on the circular road. You have taken around the circular road starting from point A and finishing at the same point after touching the other three points. You then drive 20 km interior towards the tree from point A and from there reach somewhere in between B and C on the ring road. How much distance do you have to travel from the tree to reach the point between points B and C on the ring road?