Given the following cost information, solve for the optimal transportation cost: (Use MODI Method)

Plant	Cost of transporting 1 load to						Plant
	Project A	Project B	Project C	Project D	Project E	Project F	Capacity
W	P50	P100	P150	100	200	50	500
X	200	100	50	50	100	200	600
Y	150	50	200	200	50	150	750
Z	100	200	100	150	50	250	650
Project Requirement	300	450	350	425	500	475	2500