PV=750 R \mathrm {PV = 750~R}PV=750 R
PV=75 R \mathrm {PV = 75~R}PV=75 R
PV=150 R \mathrm {PV = 150~R}PV=150 R
PV=300 R \mathrm {PV = 300~R}PV=300 R