Problema Solution
Regring,Inc. Regrinds used typewriter platens. The cost to buy each used palten is $2.80. The fixed cost to run the grinding machine is $212 per day. Of the company sells the reground platens for $6.80, how many must be reground daily to break even?
Answer provided by our tutors
let
x = the number of regrounded platens per day
2.80x + 212 = 6.80x
by solving we find:
x = 53 platens
click here to see the step by step solution of the equation:
to break even 53 platens should be regrounded.