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# A baby has x total toys. If 9 of the toys are stuffed animals, 7 of th

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Math Expert
Joined: 02 Sep 2009
Posts: 58402
A baby has x total toys. If 9 of the toys are stuffed animals, 7 of th  [#permalink]

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17 Dec 2018, 00:56
1
00:00

Difficulty:

5% (low)

Question Stats:

95% (01:47) correct 5% (01:31) wrong based on 28 sessions

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A baby has x total toys. If 9 of the toys are stuffed animals, 7 of the toys were given to the baby by her grandmother, 5 of the toys are stuffed animals given to the baby by her grandmother, and 6 of the toys are neither stuffed animals nor given to the baby by her grandmother, what is the value of x?

A. 6
B. 7
C. 9
D. 17
E. 22

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Intern
Joined: 14 Dec 2018
Posts: 1
A baby has x total toys. If 9 of the toys are stuffed animals, 7 of th  [#permalink]

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17 Dec 2018, 01:09
grand mother 5(stuff) 2
other person 4(stuff) 6

total 5+4+2+6=17
GMAT Club Legend
Joined: 18 Aug 2017
Posts: 5014
Location: India
Concentration: Sustainability, Marketing
GPA: 4
WE: Marketing (Energy and Utilities)
Re: A baby has x total toys. If 9 of the toys are stuffed animals, 7 of th  [#permalink]

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17 Dec 2018, 02:11
Bunuel wrote:
A baby has x total toys. If 9 of the toys are stuffed animals, 7 of the toys were given to the baby by her grandmother, 5 of the toys are stuffed animals given to the baby by her grandmother, and 6 of the toys are neither stuffed animals nor given to the baby by her grandmother, what is the value of x?

A. 6
B. 7
C. 9
D. 17
E. 22

I solved it using 2x2 matrix got D 17 IMO D ..

solution attached
Attachments

File comment: 2x2 matrix
car.xlsx [29.97 KiB]

Re: A baby has x total toys. If 9 of the toys are stuffed animals, 7 of th   [#permalink] 17 Dec 2018, 02:11
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