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In a certain company, the ratio of the number of managers to

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Joined: 16 Jul 2005
Posts: 408
Location: Las Vegas
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In a certain company, the ratio of the number of managers to [#permalink]  19 Nov 2005, 23:46
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In a certain company, the ratio of the number of managers to the number of production-line workers in 5 to 72. If 8 additional production-line workers were to be hired, the ratio of the number of managers to the number of production-line workers would be 5 to 74. How many managers does the company have?

a. 5
b. 10
c. 15
d. 20
e. 25
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Joined: 06 Jun 2004
Posts: 1059
Location: CA
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Re: PS OG 10th Edition # 170. [#permalink]  19 Nov 2005, 23:50
Puilunchristin wrote:
In a certain company, the ratio of the number of managers to the number of production-line workers in 5 to 72. If 8 additional production-line workers were to be hired, the ratio of the number of managers to the number of production-line workers would be 5 to 74. How many managers does the company have?

a. 5
b. 10
c. 15
d. 20
e. 25

M/W = 5/72

M/(W+8) = 5/74

Solve for M, answer is D, 20
Re: PS OG 10th Edition # 170.   [#permalink] 19 Nov 2005, 23:50
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