A lending delivery charges c cents for the first week and f cents for each day over 1 week. What is the cost for taking out a book for d days where d is greater than 7______?

A.c+fd

B.cd

C.c+f(d-7)

D.7c+f(d-7)

E.cd+f

Show Answer

Answer=Option C

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bakhtawar sultan
bakhtawar sultan
4 years ago

kindly give the explanation of the solution

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