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CHALLENGE 9-12 QUESTIONS AND ANSWERS

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lady*b   Wednesday, 11/16/05 09:37:34 AM
Re: None
Post # of 3479 
CHALLENGE 9-12 QUESTIONS AND ANSWERS
from Tuesday Nov.15
will be in IBOX also

CHALLENGE 9:

How many odd pages are there in a book 479 pages long?


CHALLENGE 9 ANSWER:
240


CHALLENGE 10:

What is the missing number in the following sequence?

3 ... 7 ... 15 .. ___ .. 63 ... 127


CHALLENGE 10 ANSWER:

31. Double each number and add 1 to get the next number
like this:

3+3+1=7

7+7+1=15

15+15+1=31

31+31+1=63

63+63+1=127




CHALLENGE 11:

How many minutes is it before six o'clock if fifty minutes ago it was four times as many minutes past three o'clock?


CHALLENGE 11 ANSWER:

Twenty-six minutes


CHALLENGE 12:

Complete the series by adding the next number:

0...0...1...2...2...4...3...6...4

CHALLENGE 12 ANSWER:

8. There are two series of numbers, both starting with zero. The first is 0, 1, 2, 3, 4, in every other place.
The second is 0, 2, 4, 6, 8.











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