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One kilogram of a tea mixture consists of p kilogram of type I tea and

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One kilogram of a tea mixture consists of p kilogram of type I tea and [#permalink] New post   23 Oct 2023, 03:34
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One kilogram of a tea mixture consists of p kilogram of type I tea and q kilogram of type II tea. The cost of the mixture is C dollars per kilogram, where C = 65p + 85q and C ≥ 73



Quantity A
Quantity B
p
0.8



A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.



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Re: One kilogram of a tea mixture consists of p kilogram of type I tea and [#permalink] New post   24 Oct 2023, 09:20
1
P+Q=1
Q=1-P
C>=73
C=65P+85Q
73=65P+85(1-P)
73=65P+85-85P
73-85=-20P
-12=-20P
P=12/20 =0.6

74=65P+85(1-P)
74=65P+85-85P
74-85=-20P
-11=-20P
P=11/20 =0.55

P will be less than 0.8
Ans B
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Re: One kilogram of a tea mixture consists of p kilogram of type I tea and [#permalink] New post   21 Dec 2024, 03:05
Hello from the GRE Prep Club BumpBot!

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Re: One kilogram of a tea mixture consists of p kilogram of type I tea and [#permalink]
21 Dec 2024, 03:05
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