Shalmali wanto to invest Rs. 50,000 in saving certificates and PPF. She went to invest at least Rs. 15,000 in saving certificates and at least Rs. 20,000 in PPF. The rate of interest on saving certificates is 8% p.a. and on PPF is 9% p.a. Formulate the LPP for maximun yearly income.

Options

A. Maximize `z=0.08x+0.09y` subject to `x+yle50000,xle15000,yge20000,xge0,yge0`
B. Maximize `z=0.08x+0.09y` subject to `x+yle50000,xge15000,yle20000,xge0,yge0`
C. Maximize `z=0.08x+0.09y` subject to `x+yle50000,xge15000,yge20000,xge0,yge0`
D. Maximize `z=0.08x+0.09y` subject to `x+yle50000,xle15000,yle20000,xge0,yge0`

Answer

C