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Mrs. Dickson spent 40 percent of the money she had in her purse on lun
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01 Oct 2022, 05:36
01 Oct 2022, 05:36
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Question Stats:
85% (00:34) correct
14% (03:43) wrong based on 7 sessions
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Mrs. Dickson spent 40 percent of the money she had in her purse on lunch and 50 percent of what was left after lunch on groceries. If she then had $3 left, how much had she spent on lunch?
(A) $4
(B) $5
(C) $6
(D) $8
(E) $10
(A) $4
(B) $5
(C) $6
(D) $8
(E) $10
Part of the Skill Builder Project
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GRE Math Essentials
GRE Geometry Formulas
GRE - Math Book
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GRE Math Essentials
GRE Geometry Formulas
GRE - Math Book
Re: Mrs. Dickson spent 40 percent of the money she had in her purse on lun
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15 Oct 2022, 11:01
15 Oct 2022, 11:01
Expert Reply
Let x is the original amount of money
3=x-0.4x-0.5(0.6x)
30=10x-4x-3x
3x=30
x=10
0.4x=$4
3=x-0.4x-0.5(0.6x)
30=10x-4x-3x
3x=30
x=10
0.4x=$4
gmatclubot
Re: Mrs. Dickson spent 40 percent of the money she had in her purse on lun [#permalink]
15 Oct 2022, 11:01
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