Question 1115760
 X cost D70.00  -------34.5kg 
 and and Y  D80.00 per kg ------26kg
 the mixture is sold at D85.00 per kg, 

Cost of X = 70*34.5 =2415
Cost of y = 80*26 = 2080

Total cost = 4495

Total kg = 60.5 kg
Total sale = 60.5 * 85 =5142.50

Profit = 647.5

Calculate profit perecnt (647.5/4495)*100 = 14.40