2000 AMC 10 Problem 4
Attempt Problem 4 of the 2000 AMC 10 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 2000 AMC 10 solutions, or check the answer key.
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4.
Chandra pays an on-line service provider a fixed monthly fee plus an hourly charge for connect time. Her December bill was $12.48, but in January her bill was $17.54 because she used twice as much connect time as in December. What is the fixed monthly fee?
$2.53
$5.06
$6.24
$7.42
$8.77
Answer: D
Solution:
January doubled only the connect time, so the increase equals December's connect-time cost.
The fixed monthly fee is therefore
Thus, the correct answer is D.
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