Use the power$-$sizing model to estimate the cost of a piece of equipment that has $75\%$ more capacity than a similar piece of equipment that cost $$1,000.$ The appropriate power sizing exponent for this type of equipment is $0\mathrm{.}725.$ a$.$ $$1,750$O b$.$ $$750$O c$.$ $$725$O d$.$ $$1,500$