A company installed 36 machines at the beginning of the year. In March they installed 9 additional machines and then disconnected 18 in August. How many were still installed at the end of the year.

• 36+9-18=27
• 10 years agoHelpfull: Yes(15) No(0)
• 1yr=36
  again they added 9 machines
  in that they disconnected 18 machines
  so 36+9-18=27
  
• 10 years agoHelpfull: Yes(1) No(0)
• ans is 23 machines.
• 11 years agoHelpfull: Yes(0) No(26)
• First it installs 36 then add 9 then subtract 18 from result to get ans
• 10 years agoHelpfull: Yes(0) No(1)
• total number of machines installed in a year= 36+9=45 machines
  number of machines disconnected=18 machines
  machines left at the end of the year=45-18=27machines
• 9 years agoHelpfull: Yes(0) No(0)
• 36+9-18=27
• 5 years agoHelpfull: Yes(0) No(0)