AlgebraVery hardAmount from shares described in words
Algebra practice question
A sum of $85 is split among three people. The second person receives twice as much as the first, and the third receives $5 more than the first. How many dollars does the first person receive?
Answer: 20
f + 2f + (f + 5) = 85 gives 4f = 80, so f = 20.
Common wrong answers
- If you answered 25
- 25 is the third person's share.
- If you answered 40
- 40 is the second person's share.
- If you answered 28.33
- 28.33 divides 85 by 3.
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