2004 AMC 12B Problem 1
Attempt Problem 1 of the 2004 AMC 12B below, then check your answer against the professionally curated solution from LIVE by Po-Shen Loh. You can also try the full timed exam, view all 2004 AMC 12B solutions, or check the answer key.
All problems are used with official legal permission of the Mathematical Association of America (MAA).
1.
At each basketball practice last week, Jenny made twice as many free throws as she made at the previous practice. At her fifth practice she made free throws. How many free throws did she make at the first practice?
Answer: A
Small hint:
Each practice she made half as many as the next practice
Big hint:
Halve four times to reach the first practice
Solution:
Each practice she made twice the previous, so going backward we halve. From the fifth practice at the earlier practices had and free throws.
Thus, the correct answer is A.
Problem 1 in other years
- 1950 AMC 12
- 1951 AMC 12
- 1952 AMC 12
- 1953 AMC 12
- 1954 AMC 12
- 1955 AMC 12
- 1956 AMC 12
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- 1958 AMC 12
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- 2004 AMC 12A
- 2005 AMC 12A
- 2005 AMC 12B
- 2006 AMC 12A
- 2006 AMC 12B
- 2007 AMC 12A
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