Sara bought both German chocolate and Swiss chocolate for some cakes she was baking. The Swiss chocolate cost $3.5 per pound, and German chocolate cost $2.5 per pound. if the total the she spent on chocolate was $70 and both types of chocolate were purchased in whole number of pounds, how many total pounds of chocolate she purchased? Choices: A) 7 B) 8 C) 10 D) 24 E) 15
If there were all the expensive ones,3.5....   There would be 70/3.5 or 20 of them but since 2.5$ ones are also there, answer has to be &gt;20....   If all were 2.5$ ones, there will be 70/2.5 or 28..   So ONLY 24 is left   Ans 24..
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Sara bought both German chocolate and Swiss chocolate for some cakes she was baking. The Swiss chocolate cost $3.5 per pound, and German chocolate cost $2.5 per pound. if the total the she spent on chocolate was $70 and both types of chocolate were purchased in whole number of pounds, how many total pounds of chocolate she purchased?