Along a yard 225 metres long, 26 trees are planted at equal distances, one tree being at each end of the yard. What is the distance between two consecutive trees? (a) 8 metres    (b) 9 metres    (c) 10 metres    (d) 15 metres

In a row, 25 trees are planted at equal distance from each other. The distance between 1st and 25th tree is 30m. What is the distance between 3rd and 15th tree?

If six trees are to be planted along each tangential line segments at equal distances, find the distance between any two consecutive trees.

Force between two unit pole strength placed at a distance of one metre is

The top of a 15 metre high tower makes an angle of elevation of 60o with the bottom of an electric pole and angle of elevation of 30o with the top of the pole. What is the height of the electric pole? (a) 5 metres (b) 8 metres (c) 10 metres (d) 12 metres (e) None of these

Two poles of height 7 metres and 12 stand on a plane ground . If the distance between their feet is 12 metre , the distance between their top will be

32 shirt pieces of 120 cm each can be cut from a reel of cloth. After cutting these pieces 80 cm of cloth remains. What is the length of reel of cloth in metres? (a) 38.70 metres (b) 39.20 metres (c) 3870 metres (d) 3920 metres (e) None of these