Question

rahul purchase 20kg of wheat at the rate of rs9 and 10 kg of wheat at the rate of rs12 per kg. he mixed both types and sold the mixture .approximately at what price per kg should he sell the mixture to make 20% profit?

Answer 1

weight of wheat =20 kg
rate =rs 9
=20×9=rs180
weight of another bag of wheat =10kg
rate= rs 10
10×10=rs100
20+10=30kg
sp=20/100×30 =rs6

Answer 2

Answer:12

Step-by-step explanation:

Total wheat=20+10=30kg

Total cost two type of wheat=20×9+10×12

=300.rs

He wants to make 20% profit means 300×20/100 =60rs profit

Total amount he would earns =360rs

Hence per kg he should sells=360/30=12rs