Question

Two walls of building on either side of a street are parallel to each other. A ladder 5/2 m long is plaid on street such that the top of the ladder just reached the window of building at height of 5m, on moving the ladder over the other side of street, its top reaches the window of the other building at height of 4 m. What is width of street?​

Answer 1

Answer:

The top of a 5/2 m ladder cannot touch the top of 5m high and 4 m high. Ladder's length has to be greater than 5 m