simonden4 wrote:
A Food and Drug lab has two new samples: a 240 gram cup of drip coffee, which contains 124 mg of caffeine, and a 60 gram cup of espresso, containing 160 mg of caffeine. If a technician were to create a new 120 gram cup sample that contained 50% coffee and 50% espresso, how many mg of caffeine would the new drink contain?
A. 111
B. 121
C. 142
D. 191
E. 382
How can we solve this question using Mixture Diagram?
A. 111
B. 121
C. 142
D. 191
E. 382
How can we solve this question using Mixture Diagram?
GMATBusters Sir, are you familiar with Mixture Diagrams and can you apply that approach to this question?