A toad is laboring hard to climb up the marshy wall of a deep well. He manages to climb 3 yards during day, and while resting at night slips back 2 yards. How many days will he take to complete his task of scaling 30 yards?
28 days. At the end of the 27th day he has climbed 29 yards (26 + 3). During the night he slides back to 27 yards. On the 28th day he reaches 30 yards and walks away.
A man accidentally fell in a 30m well. His friend gave him a rope. The man was able to climb 3 metres, but slipped back 2 metres in 5 minutes. How much time will he take to climb up the well?
Consider a well of 116 meter depth and a frog at the bottom of the well. It climbs 9 meter in day time and slides down 5 meter during night. How many days it needs to climb out of the well?
A sharpshooter hung up his hat and put on a blindfold. He then walked 100 yards, turned around, and shot a bullet through his hat. The blindfold was a perfectly good one, completely blocking the man's vision. How did he manage this?
A well with 14 m inside diameter is dug 8 m deep. The earth taken out of it has been evenly spread all around it to a width of 21 m to form an embankment. Find the height of the embankment.
