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In how many ways can 4 of 10 colors be selected where the order in wh
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24 Mar 2022, 02:00
24 Mar 2022, 02:00
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Question Stats:
77% (00:32) correct
22% (00:29) wrong based on 9 sessions
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In how many ways can 4 of 10 colors be selected where the order in which they are chosen is unimportant?
40
180
210
360
5,040
40
180
210
360
5,040
Part of the project: GRE Quantitative Reasoning Daily Challenge - (2022) EDITION
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
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Re: In how many ways can 4 of 10 colors be selected where the order in wh
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28 Mar 2022, 00:29
28 Mar 2022, 00:29
1
Carcass wrote:
In how many ways can 4 of 10 colors be selected where the order in which they are chosen is unimportant?
40
180
210
360
5,040
40
180
210
360
5,040
Part of the project: GRE Quantitative Reasoning Daily Challenge - (2022) EDITION
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
... where the order in which they are chosen is unimportant - means the COMBINATION
How can we choose 4 objects out of 10?
it is \(^{10}C_4 = 210\)
Hence, option C
gmatclubot
Re: In how many ways can 4 of 10 colors be selected where the order in wh [#permalink]
28 Mar 2022, 00:29
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