A seller mixed 4 dozen bananas costing Rs.12 per dozen with 6 dozen bananas at Rs.8 per dozen then what is the cost price of mixed bananas per dozen?
a) Rs.6.40
b) Rs.10
c) Rs.9.6
d) Rs.10.2
e) None of the above

• 4 dozens of bananas cost is rs12
  then 4*12=48
  6 dozens of bananas cost is rs8
  then 6*8=48
  48+48/4+6=96/10=9.6
• 8 years agoHelpfull: Yes(11) No(1)
• Unit Price of Cheapest(c) Unit Price of Dearer (d)
  8 12
  
  m
  12-m 8-m
  
  Quantity of cheaper/Quantity of cheaper = (d-m)/(m-c)
  6/4 = (12-m)/(m-8)
  10*m = 48+48 = 96
  m = 9.6 (ans)
  
  
  
  
• 8 years agoHelpfull: Yes(3) No(0)
• ans . c
  12*48 = 576
  72*8 = 576
  1152/120 = 9.6
• 8 years agoHelpfull: Yes(2) No(1)
• by applying weigted averages
  48+48/10=9.6
• 8 years agoHelpfull: Yes(1) No(0)
• (12*4)+(6*8)=96/(4+6)=9.6. c is the answer
• 7 years agoHelpfull: Yes(0) No(0)