A Shopkeeper bought 30 kg of rice at the rate of ₹70 per kg and 20 kg of rice at the rate of ₹70.75 per kg. If he mixed the two brand of rice and sold the mixture at ₹80.50 per kg, his gain is

(1) ₹525 (2) ₹485 (3) ₹450 (4) ₹510

• cost of 30 kg rice=rs2100,
  cost of 20 kg rice=rs1415,
  total cp=rs 3515
  total sp=rs rs 4025
  gain=4025-3515=rs 510
  4 will be the ans
• 8 years agoHelpfull: Yes(6) No(0)
• cost price 50 kg of Rice= Cost of 30 kg of rice @rs 70/kg +cost of 20 kg @rs 70.75
  =2100+1415= Rs 3515
  selling price of 50 kg of rice at 80.50 Rs= 80.50*50= Rs 4025
  Gain= S.p-C.p= 4025-3515
  =510 Rs
  Option (D)
• 6 years agoHelpfull: Yes(0) No(0)