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pharmaceutical co.

by ska7945 » Mon Aug 25, 2008 4:42 pm
A pharmaceutical company received $3mil. in royalty on the first 20 mil. sales and thenm 9 mil in royalty on the next 108 mil sale. By approxiamtely what % did the ratio of royalty to sales decrease from the first 20 mil on sals to the next 108 mil in slaes?


1.8
2.15
3.45
4.52
5.56

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by carefreeamit » Mon Aug 25, 2008 7:18 pm
for first 20M sales ratio is = 3/20
for next 108M sales ratio is = 9/108 = 1/12

% decrease = ((3/20) - (1/12)) * 100/(3/20)
= (4/60) * 100/(3/20)
= 400/9 = 44.44
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