<prompt> A muscular man weighing 70 kg has haematocrit of 45, what would be his plasma volume?2310 ml2695 ml2720 ml2890 ml  <response>: Body weight - 70 kg , 60 is total body water , TBW- 42L - According to the formula of PV100100-Hcthence the answer will be closest to this value , option C. 