A new cruise ship line launched 3 ships. The PP, CP, and MP. The CP has 31 more rooms than the PP. The MP has 35 fewer rooms than three times the number of rooms on the PP. Find the number of rooms for each ship if the total number of rooms for the three ships is 606.
PP rooms?
CP rooms?
MP rooms?

Question

A new cruise ship line launched 3 ships.  The PP, CP, and MP.  The CP has 31 more rooms than the PP.  The MP has 35 fewer rooms than three times the number of rooms on the PP.  Find the number of rooms for each ship if the total number of rooms for the three ships is 606.
PP rooms?
CP rooms?
MP rooms?

anonymous · Answer

let the no of rooms for PP ship is x
then setting the equation for three ships
x+(x+31)+(3x-35)=606

anonymous · Answer

can you solve for x?

anonymous · Answer

@candrie

anonymous · Answer

ok solving the above equation for x
5x-4=606
5x=606+4
5x=610
x=610/5
x=122
122 rooms on PP
122+31 =153 rooms on CP
3(122)-35=331  rooms on MP