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There are between 100 and 110 cards in a collection of cards. If they

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There are between 100 and 110 cards in a collection of cards. If they  [#permalink]

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New post 02 Nov 2015, 08:48
2
00:00
A
B
C
D
E

Difficulty:

  15% (low)

Question Stats:

84% (01:44) correct 16% (02:11) wrong based on 69 sessions

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There are between 100 and 110 cards in a collection of cards. If they are counted out 3 at a time, there are 2 left over, but if they are counted out 4 at a time, there is 1 left over. How many cards are in the collection?

(A) 101
(B) 103
(C) 106
(D) 107
(E) 109
Spoiler: OA

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Re: There are between 100 and 110 cards in a collection of cards. If they  [#permalink]

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New post 02 Nov 2015, 09:56
Let number of cards = x
If the cards are counted 3 at a time , there are 2 left over-
x= 3p+2
x can take values 101 , 104 , 107

If the cards are counted 4 at a time , there is 1 left over
x= 4q+1
x can take values 101 , 105 , 109

Therefore , x = 101

Answer A
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Re: There are between 100 and 110 cards in a collection of cards. If they  [#permalink]

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Re: There are between 100 and 110 cards in a collection of cards. If they   [#permalink] 05 Feb 2019, 05:11
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