coffee costing $250 per kg was mixed with chicory costing $75per kg in th ration 5:2 for a certain blend. if the mixture was sold at $230 per kg,find the gain or loss percent.

4 answers

I sure hope these are not US or Canadian dollars.

number of kg of expensive : cheaper = 5x : 2x

cost = 250(5x) + 75(2x) = 1400x
selling price = 230(7x) = 1610x

percent gain/loss based on cost price
= (1610x - 1400x)/(1400x)
= 210/1400
= .15

profit is 15%

15%

2percent

15 percent