As appeared in PSLE 2010 exam:The square grid below shows the plan of a playground. The bench is north of the toy car.Diagram given.(a) In what direction is the swing from the see-saw?(b) The town council wants to plant a tree in the playground.The location of the tree is to be north of the swing and south-west of the slide. Put a tick (tick sign)in the square where the tree will be planted.Diagram is a 4x4 square grid.From left to right-> 4x4From top to bottom -> 4x4 (starts from left) 1,2,3,45,6,7,89,10,11,1213,14,15,16Positions as per above.Bench:1Slide: 7Toy car: 9Swing: 14See-saw: 16There is a north sign pointing upwards outside the 4x4 grid and beside the see-saw picture(bottom right hand corner).