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At an amusement park, tom bought a number of red tokens and green toke
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31 Aug 2022, 06:25
31 Aug 2022, 06:25
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Question Stats:
57% (02:27) correct
42% (03:16) wrong based on 7 sessions
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At an amusement park, tom bought a number of red tokens and green tokens. Each red token costs $0.09, and each green token costs $0.14. If Tom spent a total of exactly $2.06, how many token in total did Tom buy?
A. 16
B. 17
C. 18
D. 19
E. 20
A. 16
B. 17
C. 18
D. 19
E. 20
Part of the project: GRE QCQ & PS 3 Questions Every One DAILY Challenge - (2022) - Gain 20 Kudos & Get FREE Access to GRE Prep Club TESTS
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GRE Math Essentials (2022)
GRE Geometry Formulas
GRE - Math Book
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GRE Math Essentials (2022)
GRE Geometry Formulas
GRE - Math Book
Re: At an amusement park, tom bought a number of red tokens and green toke
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31 Aug 2022, 22:43
31 Aug 2022, 22:43
1
Let:
Red Tokens be 'x'
Green Tokens be 'y'
Equation will be 0.09x+0.14y=2.06. This multiply by 100.
Equ. now is 9x+14y=206.
At x=12, 14y divides the difference of 206 - 9(12)= 98, which gets divided
y = 7
Therefore, total no of tokens = 12+7=19.
Red Tokens be 'x'
Green Tokens be 'y'
Equation will be 0.09x+0.14y=2.06. This multiply by 100.
Equ. now is 9x+14y=206.
At x=12, 14y divides the difference of 206 - 9(12)= 98, which gets divided
y = 7
Therefore, total no of tokens = 12+7=19.
gmatclubot
Re: At an amusement park, tom bought a number of red tokens and green toke [#permalink]
31 Aug 2022, 22:43
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