Mr. ichul is a Director of a pastry factory in Bandung. To produce 400 cakes/ day it takes the following things Labor :

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Mr. ichul is a Director of a pastry factory in Bandung. To
produce 400 cakes/ day it takes the following things
Labor : 340 hours / day @ $5 / hour
Raw Material : 2 ton / day @ $1 / kg Energy : $2,000 / day
Capital Cost : $500 / day
a. What is the labor productivity per labor-hour for cake
production at the factory?
b. What is the multifactor productivity for cake production at
the factory?
c. In order to meet the needs for Eid later, Mr. ichul wants to
increase his production to 500 more per day than the previous cake
production without changing other variables, what is the
productivity now