Along a road lie an odd number of stones placed at intervals of 10 metres. These stones have to be assembled around the middle stone. A person can carry only one stone at a time. A man carried the job with one of the end stones by carrying them in succession. In carrying all the stones he covered a distance of 3 km. Find the number of stones.

Along a road lies an odd number of stones placed at intervals of 10m. These stones have to be assembled around the middle stone. A person can carry only one stone at a time. A man carried out the job starting with the stone in the middle, carrying stones in succession, thereby covering a distance of 4.8 km. Then the number of stones is

A number of saplings are lying at a place by the side of a straight road. These are to be planted in a straight line at a distance interval of 10 meters between two consecutive saplings. Mithilesh, the country's greatest forester, can carry only one sapling at a time and has to more back to the original point to get the next sapling. In this manner he covers a total distance of 1.32 kms. How many saplings does he plant in the process if he ends at the starting point?

There are 15 stones placed in a line numbered 1 to 15. In how many ways a person can mark 5 of these stones so that there are an odd number of stones between any two stones marked

A boat carrying a large number of stones is floating in a water tank. What will happen to water level if the stone are unloaded into water?

A boat floating in a water tank is carrying a number of large stones. If the stones are unloaded into water, what will happen to the water level?

A stone is fastened to one end of a string and is whirled in a verticla circle of radius R. Find the minimum speed the stone can have at the highest point of the circle.

After overpowering the heroes, Thanos seizes the gauntlet, but Stark steals the Stones back just before he could make a snap. Tony now has all the stones with him. He has to arrange the given stones as shown in Fig.1 to Fig. 2 on his gauntlet in order to make them work properly. Each of his move consists of sliding a stone around the other stones, without disturbing them, to a new position in which it touches two other stones always. The stones must remain flat on the surface of gloves all the time. What is the minimum number of moves Tony should make to arrange the given stones as desired so that he can perform the snap and settle things once and for all?