2006 Cyprus MO/Lyceum/Problem 1
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Problem
A diary industry, in a quantity of milk with 
fat adds a quantity of milk with 
fat and produces 
kg of milk with 
fat.
The quantity of milk with fat, that was added is (in kg)
A. 
B. 
C. 
D. 
E. 
Solution
Let x be the number of kg of 4% milk and let y be the number of kg of 1% milk. We then have the equations
See also
| 2006 Cyprus MO, Lyceum (Problems) | ||
| Preceded by First Question |
Followed by Problem 2 | |
| 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 • 26 • 27 • 28 • 29 • 30 | ||
