A new medical building containing 100...

Riddle: A lily pad is growing in a small pond. Every day, it doubles in size. On the 20th day, the lily pad covers the entire pond. Which day was the lily pad only half the size of the pond?

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Answer: The 19th day

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Riddle: A woman in California owns a pear tree. This tree is beautiful and has been growing for 50 years on her land. Because the tree produces so well, a local grocery store buys fruit from her. The woman knows that there are 20 branches on the tree. Each branch has exactly 10 boughs. Each bough has 8 twigs. If each twig can grow one piece of fruit, then how many plums will the woman deliver to the local grocery store?

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Answer: None. The woman owns a pear tree, not a plum tree.

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Riddle: A clock chimes 5 times in 4 seconds. How many times will it chime in 10 seconds?

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Answer: 11 times. It chimes at zero and then once every second for 10 seconds

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Riddle: What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1,000?

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Answer: One hundred - work backwards and you will understand

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Riddle: A car's odometer shows 72927 miles, a palindromic number. What are the minimum miles you would need to travel to form another?

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Answer: 110 miles. (73037)

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Riddle: No matter how little or how much you use me, you change me every month.

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Answer: Calendar

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