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If the total income of farm X in 2004 was t dollars, and the

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If the total income of farm X in 2004 was t dollars, and the [#permalink] New post 11 Jun 2018, 08:35
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If the total income of farm X in 2004 was t dollars, and the average (arithmetic mean) of the incomes from corn, lettuce, and tomatoes at farm X in 2004 was v dollars, then which of the following equations correctly gives v in terms of t ?

A. v = 0.03t

B. v = 0.056t

C. v = 0.07t

D. v = 0.168t

E. v = 0.2t
[Reveal] Spoiler: OA

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Re: If the total income of farm X in 2004 was t dollars, and the [#permalink] New post 11 Jun 2018, 10:48
Carcass wrote:
Attachment:
income.jpg


If the total income of farm X in 2004 was t dollars, and the average (arithmetic mean) of the incomes from corn, lettuce, and tomatoes at farm X in 2004 was v dollars, then which of the following equations correctly gives v in terms of t ?

A. v = 0.03t

B. v = 0.056t

C. v = 0.07t

D. v = 0.168t

E. v = 0.2t


Answer explanation please.
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Re: If the total income of farm X in 2004 was t dollars, and the [#permalink] New post 11 Jun 2018, 13:01
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From the first pie, you do know that vegetables are 28% of the total income. Or 0.28t $

From the second pie, you do know that the 3 categories (corn, lettuce, tomatoes) account for 60%.

0.28t of 60 = 0.168 t $

The average is \(\frac{0.168}{3}\) = 0.056 t $

B is the answer
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Re: If the total income of farm X in 2004 was t dollars, and the   [#permalink] 11 Jun 2018, 13:01
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If the total income of farm X in 2004 was t dollars, and the

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