how many workers does factory W employ? consider the following two statmentsto get the answer.
(x)220 workers at W install batteries,and 300 workers knit socks.
(y)Every worker of W either installs batteries or knits socks,or both.
a]Stmt x alone is enough to get the ans
b]Stmt X and Y are together not enough to get the answer,and additional data is needed
c] Stmt y alone is enough to get the answer
d]Both statmets X and Y are needed to get the answer

• It is not told how many people intall batteries and also knit socks....
  So,not enough data is given
• 12 years agoHelpfull: Yes(6) No(2)
• b....as geting two eqn and three unknown...plz check.
• 12 years agoHelpfull: Yes(3) No(2)
• (b)....bcz common persons are included in (220+300)
• 12 years agoHelpfull: Yes(1) No(2)
• when we using the ven diagram method the statements x and y both together is enough to know the no. of workers in the factiry i.e.take the workers doing install batteries and knits socks as x..........the soluton will be 220-x+x+300-x=total no of workers i.e.520
• 12 years agoHelpfull: Yes(1) No(5)