please i want a b and c

using the equations below

wehliobd pepare of 100 plat Cren that the average fud dencty at the asifekt beiow to calfuate a) The mass associated wth 1 sth of ol (5 signifert fours). [4 Merk] b) The eistege fuid densty over Be iength of the thing for an intal bstinate of 400 plaa tor the bohom hole pressute (3s signifcert fouret) [t warki] c) The new boclam hole pressure besed on your nilisl essinele 9 sgrificant forest) [tharts) di) Improve the scouncy of your answer by osladiting the neat mersioe for the botism tole entstere PWf=Pw+1444+144LFp^=2p^mf+p^wt,p^=VmME=7.41371010Di5f2rq02M2M=350.17(b+WRyw)+GORpairYd Rx=g[1810600517P102012412]120+iVm=5.615(B0+WORBw)+(CORRs)(P14.7)(520T+460)(1.02) API=Ye141.5131.5