2004 AMC 12B Problem 1
Problem 1 of 25EasierAlgebraProblem-Solving Techniques
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?
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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.
Tagged: geometric sequence · work backwards