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# At a certain company each employee has a salary grade s that

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Manager
Joined: 09 Sep 2004
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At a certain company each employee has a salary grade s that [#permalink]

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05 Dec 2004, 15:13
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1. At a certain company each employee has a salary grade s that is at least 1 and a t most 5. Each employee receives an hourly wage p, in dollars, determined by the formula p=9.50 + 0.25(s-1). An employee with grade of 5 receives how many more dollars per hour than an employee with the grade of 1?

$0.50$1.00
$1.25$1.50
\$1.75

I'm having a mental block! Help!
Senior Manager
Joined: 19 Feb 2004
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05 Dec 2004, 20:10
its simple just substitute the value of S for grade 5 and 1

P(5) = 9.50 + 0.25(5-1)= 10.5
P (1) = 9.50 + 0.25(1-1) =9.5

P(5) - P(1) = 10.5-9.5 =1 ans B.
Manager
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05 Dec 2004, 20:14
Yep, batiwala, that is the ans I thot, but it is not the OA.
Manager
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06 Dec 2004, 11:52
Can someone help me out here pls!
Senior Manager
Joined: 19 Nov 2004
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07 Dec 2004, 09:30
Seems like 1 to me as well. Any explaination other than given by Batliwala?

It looks like a simple subsitution problem.
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