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Caleb and Dan play a game in which the loser of each round g

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Caleb and Dan play a game in which the loser of each round g [#permalink] New post 21 Jun 2017, 12:58
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C
D
E

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Caleb and Dan play a game in which the loser of each round gives one half of his marbles to the other player. They start out with 4C and 4D marbles, respectively. If Caleb wins the first round and Dan wins the second round, how many marbles does Dan have at the end of the second round?

(A) 2D
(B) 2C + D
(C) 2D + C
(D) 3D + C
(E) 3D + 2C
[Reveal] Spoiler: OA

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Re: Caleb and Dan play a game in which the loser of each round g [#permalink] New post 12 Oct 2017, 01:43
We start with 4C and 4D, then

1st round: 4C + 2D vs 2D

2nd round: 2C + D vs 2D + D + 2C = 3D + 2C

Thus, answer E
Re: Caleb and Dan play a game in which the loser of each round g   [#permalink] 12 Oct 2017, 01:43
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Caleb and Dan play a game in which the loser of each round g

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