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A worker is paid $0.10 on the first day, $0.30 on the second day, $0.90 on the third day, $2.70 on the fourth day, and so on. How much money (rounded to the nearest cent) in total does the worker earn after working 14 days?

where a1 is the first term and r is the common ratio.

 

A. $159,432.30 

B. $229,148.40 

C. $239,148.40 

D. $478,296.80

 Mar 1, 2016
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The sum, Sn  .....  is given by :

 

Sn  = .10 [ ( 1 - (3)^14) / ( 1 - 3)  ]   =  $239,148.40

 

 

cool cool cool

 Mar 1, 2016

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