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CHALLENGES 13-17 QUESTIONS AND ANSWERS:

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lady*b   Thursday, 11/17/05 02:50:32 PM
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CHALLENGES 13-17 QUESTIONS AND ANSWERS:
from Wed. Nov 16

CHALLENGE 13:



A man bets $24 and gets back his original bet and $48 additional. He spends 25 percent of his winnings at a restaurant to celebrate, and 50 percent of his winnings to buy a present for his wife because he was so late, and his salary was $240, from which he made his original bet. How much money does he have left when he finally arrives home?

CHALLENGE 13 ANSWER:

$252.00


CHALLENGE 14:


What is the next number in the following series:

--2...4...--12...48...--240.._____

CHALLENGE 14 ANSWER:

1440. The first number in the series is multiplied by negative 2, the second by negative 3, the third by negative 4, and so on.


CHALLENGE 15:


Multiply by 6 the number of 9's followed by 2, but not followed by 7, in the number below:


92563123979864134928929596

CHALLENGE 15 ANSWER:

Three 9's meet the requirements; multiplied by 6, the answer is 18.


CHALLENGE 16:


If a jet has a value of 1, and a plane has a value of 2, what is the value of a Concorde?

CHALLENGE 16 ANSWER:

3. One for each vowel.


CHALLENGE 17:


Next week I am going to have lunch with my friend, visit the new art gallery, go to the Social Security office, and have my teeth checked at the dentist's. My friend cannot meet me on Wednesday, the Social Security office is closed weekends; the art gallery is closed Tuesday, Thursday, and weekends; and the dentist has office hours only on Tuesday, Friday, and Saturday. What day can I do everything I have planned?

CHALLENGE 17 ANSWER:

Friday; just cross out days that cannot be used.







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