Jovante decides to start a business by making buttons and selling them for 25 cents each. The button machine costs $125 and the materials for each button cost 10 cents.

Write a cost function, C, that represents the cost in dollars of making n buttons.
a.
C(n) = .10n + 125
c.
C(n) = 125.10n
b.
C(n) = 125n + .10
d.
C(n) = n + 125.10

Question

Jovante decides to start a business by making buttons and selling them for 25 cents each.  The button machine costs $125 and the materials for each button cost 10 cents.

Write a cost function, C, that represents the cost in dollars of making n buttons.
a.
C(n) = .10n + 125
c.
C(n) = 125.10n
b.
C(n) = 125n + .10
d.
C(n) = n + 125.10

Florisalreadytaken · Answer

well, you can find the answer right away, as the cost of the machine is supposed to be an 'extra value' which has got nothing to do with the production and that.

only one of the options has got the form of $  C(n)=mx+125 $

that would be the right one