Andy, Berlin and Cheryl had a total of 6750 stamps. At first, Andy have 50% of his stamps to Berlin. Berlin then gave 1/3 of her stamps to Cheryl. Finally, Cheryl gave 1/6 of her stamps to Andy. In the end, the ratio of the number of Andy’s stamps to the number of Berlin’s stamps became 4:5. Cheryl had twice the total number of stamps that Andy and Berlin had. How many stamps did Berlin and Cheryl have in total at first?
Andy, Berlin and Cheryl had a total of 6750 stamps. At first, Andy have 50% of his stamps to Berlin. Berlin then gave 1/3 of her stamps to Cheryl. Finally, Cheryl gave 1/6 of her stamps to Andy. In the end, the ratio of the number of Andy’s stamps to the number of Berlin’s stamps became 4:5. Cheryl had twice the total number of stamps that Andy and Berlin had. How many stamps did Berlin and Cheryl have in total at first?
Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
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Chapter3: Math Models
Section3.3: Solve Mixture Applications
Problem 205E: As the treasurer of her daughter’s Girl Scout troop, Laney collected money for some girls and adults...
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Andy, Berlin and Cheryl had a total of 6750 stamps. At first, Andy have 50%
of his stamps to Berlin. Berlin then gave 1/3 of her stamps to Cheryl.
Finally, Cheryl gave 1/6 of her stamps to Andy. In the end, the ratio of the
number of Andy’s stamps to the number of Berlin’s stamps became 4:5.
Cheryl had twice the total number of stamps that Andy and Berlin had.
How many stamps did Berlin and Cheryl have in total at first?
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