9 . A starts from Z, meets, K and after that he meets M, and finally he meets D. During this, he walks in a straight line. The distance between every friend he meets increases by5 metres. If the distance between Z and K is 20 metres, then how much total distance did he cover?
10 . There are four trees A, M, B and P. Tree A is exactly between tree P and B. Tree P is 20 m towards north of tree B. Tree M is 10 metres towards East of tree A. Tree B is in which direction with respect of tree A