Question

a woman bought two parcels of toffees, the same number in each parcel.The first she bought at 25p each but the second at 3 for 65p.She mixed them all together and sold them 3.50p a dozen. find her gain percent​

Answer 1

in Pack1 she bought 0.25 per toffee and In Pack 2 she bought 0.65 per toffee So the Average Rate at which she bought toffees is (0.25+0.65)/2=0.45 So for Dozen She purchasing at 12*0.45 5.40 But She is selling at 3.50 per dozen So she is Losing 5.40-3.50 = 1.9 per dozen Her Loss Percentage is 35.18%

Plz brainlist me