=Brain teasers=

200lb of cucumbers was delivered to a grocery store and left in a storage room. The cucumbers contained 99% of water. Over weekend some part of water evaporated and the amount of water in cucumbers became 98%. What is the weight of cucumbers now?
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You have 2 candles. Every candle burns 60 minutes. You have to find the way to measure 45 minutes.
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9 coins,one of them is fake. Use a balance to weigh them not more than 3 times and find the fake. A fake coin is not necessarily lighter.
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A Parachutist is landing on the island in the darkness. The island is of unknown shape. There must be a fenced lot at the island. The parachutist needs to find out if he is within the fenced lot or outside.
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There are 100 gold coins in 10 columns by 10 coins in each column. Every coin weights 1 lb. One column contains 10 fake coins.Each coin in it weights 0.9 lb. Take one measurement to find the column with fakes.
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Two drivers are going to the next town which is 100 miles away. They depart at the same time, however the first driver stops for gas during the first 50 miles, the second driver stops during the second half. Each stop takes 10 minutes. They both drive with the same speed 60 mph during the first 50 miles and 65 mph during the second half. Who do you think will arrive first?
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Why are manhole covers round ?
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When we asked electronics engineer "To be or not to be ?" , his answer was "One!" How come?
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I was tossing of a coin and I got "heads" 2 times in a row. What is the probability of a "head" on the next toss?

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The bridge had 3 lanes. After reconstruction it will have 4 lanes. What is the persantage of increase in carrying capacity?

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