Anil purchases two books for Rs.100. He sells first at loss of 5% and second al 20% profit. If he gets Overall profit of 5% then what is cost of first book?

a) Rs.45
b) Rs.60
c) Rs.55
d) Rs.58

• -5-----------------------5-------------------20
  5-(-5) = 10
  20-5= 15
  3:2 ratio
  so (3/5)* 100 = 60rs
• 7 years agoHelpfull: Yes(7) No(1)
• .95x+(100-x)*1.2=105
  solve above equation and will get value of X
  X=60 ans
• 8 years agoHelpfull: Yes(2) No(1)
• @Sowmya: Good way of solving..! option b)60
• 7 years agoHelpfull: Yes(2) No(0)
• @Meesum Hyder : that 3/5 is obtained from the ratio 3:2
  first book cost 3/5*100
  Part of the first book/total part*cp
• 7 years agoHelpfull: Yes(2) No(0)
• @sowmya..how do you got 3/5 in the solution please explain
• 7 years agoHelpfull: Yes(1) No(0)
• Rs:-55
• 7 years agoHelpfull: Yes(0) No(2)
• 35 means
  what is the cost of first book
  -5-----------------------5-------------------20
  5-(-5) = 10
  20-5= 15
  3:2 ratio
  so (3/5)* 100 = 60rs
  first book means 3
  then 3+2=5
  3/5*100=60
  
• 7 years agoHelpfull: Yes(0) No(0)
• 45
  45+100+7875
• 5 years agoHelpfull: Yes(0) No(0)
• x+y=100 ......1
  95x/100 + 120y/100 =105......2
  solve eq 2
  19x+24y=2100
  multi eq 1 with 19
  So
  Add Eq 1 and Eq 2
  y=40
  x=60
• 4 years agoHelpfull: Yes(0) No(0)