Kalyan Singhal Corp. makes three products, and it has three machines available as resources as given in the following LP

problem:

Maximize contribution=

Maximize contribution=	3X1+5X2+7X3
	1X1+7X2+4X3		100	(C1: hours on machine 1)
	2X1+1X2+7X3		110	(C2: hours on machine 2)
	8X1+4X2+1X3		100	(C3: hours on machine 3)
	X1, X2, X30

) Machine 1 has --- hours of unused time available at the optimal solution (round your response to two decimal places).

Part 7

Machine 2 has -- hours of unused time available at the optimal solution (round your response to two decimal places).

Part 8

Machine 3 has hours of unused time available at the optimal solution (round your response to two decimal places).

c) An additional hour of time available for the third machine, is worth ---- dollars to the firm (round your response to two decimal places).

d) An additional 10 hours of time available for the second machine, at no cost to the firm, are going to increase the objective value by

--- dollars (round your response to two decimal places).