A snail creeps 6 ft up a wall during the daytime. After all the labor it does throughout the day, it stops to rest a while but falls asleep!! The next morning it wakes up and discovers that it has slipped down 3 ft while sleeping.
If this happens every day, how many days will the snail take to reach the top of a wall 18 ft in height?
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A man paid a large sum of money to be the first to climb a particular mountain. When he reached the top he discovered a cabin and 3 frozen bodies. Since he was the first to ever climb the mountain, is this possible? Justify your answer
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The drive from Oakland to Pinewood was a tricky one. I covered the uphill distance of 70 miles at 35 miles per hour. The return journey from Pinewood to Oakland was downhill, and I managed to drive at 63 miles per hour. What was my average speed for the entire journey?
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A tennis championship is played on a knock-out basis, i.e., a player is out of the tournament when he loses a match.
1. How many players participate in the tournament if 255 matches are totally played?
2. How many matches are played in the tournament if 26 players totally participate?
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Grandpa:
"My grandson is about as many days as my son is weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years?"
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A van containing pigeons on perches is being weighed on a scale. Something scares the pigeons and they all begin flying around inside the van. Does the total weight of the van and pigeons change?
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A van with all the windows closed contains some helium-filled balloons floating in it. When it starts accelerating what happens to the balloons?
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A barge with one man and a load of iron scrap is on a barge floating in a lock in the Panama Canal. If the man throws some iron off the barge into the water, what will happen to the water level on the side of the lock?
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A man needed to pay his rent and was out of money, but found that his rent was worth about one gold link on his chain per day. What is the fewest number of cuts he can make in his 23-link chain to pay the rent for up to 23 days?
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While a red mark was placed on the forehead of each of three blindfolded women seated facing each other in a circle, they were told that the the mark might be either red or white. Upon removal of the blindfolds, each was to raise her hand if she saw at least one red mark, and then to take it down if she could logically deduce the color of her own mark. All three hands were quickly raised, but then one of them lowered her hand. How did she know?
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