1.
Yusef is building a pyramid out of playing
cards in which each level is constructed with a
triangular arrangement of 3 playing cards. He
builds a pyramid that is 8 levels tall, with 23
triangular arrangements on the bottom level,
and each
succeeding level has 1 fewer triangular
arrangements than the level below it. Part of 3
levels of the pyramid is shown below. How many
triangular arrangements are in the top level of the
pyramid?
A. 14
B. 15
C. 16
D. 30

Answers

Answer 1

Answer:

C. 16

Explanation:

The second to last level would have 22 arrangements. Third 21, fourth 20, fifth 19, sixth 18, seventh 17, eighth 16.


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George reads 11 pages of a book each day.
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56
B
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с
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Answer:

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Explanation:

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Answer is 55 because 11 x 5 = 55
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