"A person blends two varieties of tea-one costing Rs. 160 per kg and the other costing Rs
Channel: Doubtnut
Date: 05/04/2020

"A person blends two varieties of tea-one costing Rs. 160 per kg and the other costing Rs. 200 per kg in the ratio 5 : 4. He sells the blended variety at Rs. 192 per kg. His profit percent is
a. `8`
b. `9`
c. `10`
d. `12`"