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This is a Common Ratio question.

    Amber   Beatrice   Cathy  Total 
R1   4u     14u  
R2   3u   13u
R1 x 13 52u     182u
R2 x 14   42u   182u
CR 52u 42u 88u 182u

88u – 42u = 11.50

46u = 11.50

1u = 11.50 / 46 = 0.25

182u = 0.25 x 182 = $45.50

 

 

 

 

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