Mathematics · Averages
The average weight of five friends A, B, C, D, and E is (y + 12) kg, while the average weight of C and E is (y - 2) kg. If the weight of another person F is also added, the average weight of all six decreases by 4 kg. Find the value of y if the average weight of A, B, D, and F is 80 kg.
- 170
- 267
- 365✓
- 460
Correct answer
65
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