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briannagiddens
03.01.2020 •
Mathematics
Work the following pricing problems for services rendered. (for all calculations use hundredths.)
labor time = 4 1/2 hours
overhead rate = 95%
retail price of parts = $134.75
total cost of job = $241.98
hourly rate? $
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Ответ:
overhead rate = 95% - mostly dependent on labor
retail price of parts = 134.75
total cost of job = 241.98
241.98 - 134.75 = 107.23
107.25 / (4.5 x 1.95) = 107.25 / 8.78 = 12.22 hourly rate
labor : 12.22 x 4.5 = 54.99
overhead: 54.99 x 95% = 52.24
retail price of parts = 134.75
total cost of job: 241.98
Ответ:
Let a be the bigger number and b the smaller.
So a-b=44
and a^2+b=376376
(44+b)^2+b=376376
b^2+89b -374440=0
Solve for b and you get a. Are you sure it is 376376 not 376?