Confectionery 47211

They want to buy a mixture of candies for the confectionery, which consists of fruit candies at CZK 170/kg and chocolate candies at CZK 240/kg. The mixture should be 20 kg for 212 CZK/kg. How many fruit candies and how many chocolate candies must he buy?

Correct answer:

o =  8 kg
c =  12 kg

Step-by-step explanation:

170 o+240 c=212 20 o+c=20  240c+170o=4240 c+o=20  Row22401 Row1Row2 240c+170o=4240 0.29o=2.33  o=0.291666672.33333333=8 c=2404240170o=2404240170 8=12  c=12 o=8=8 kg

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