Question

please guys solve this....A shopkeeper purchased 60 kg of tea at rupees 120 per kg and mixed it with 40 kg of tea costing rupees 200 per kg at what rate per kg must he sell this mixture to make a profit of 20%

Answer 1

(60+40)Kg =100kg tea
total cost= (60×120)+(40×200)
=7200+8000
= 15200 Rs
cost of 1 Kg mixture= 15200/100
=152 Rs
to make a profit of 12% selling price will be
= 120/100 ×152Rs
=182.40 Rs