Difference between revisions of "2007 AMC 12B Problems/Problem 4"

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==Problem==
 
==Problem==
There are 15 girls in a class of 27 students. What is the ratio of boys to girls in this class?
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At Frank's Fruit Market, 3 bananas cost as much as 2 apples, and 6 apples cost as much as 4 oranges. How many oranges cost as much as 18 bananas?
 
 
(Enter a ratio <math>a:b</math> as a:b or a/b, where <math>a,b</math> are in lowest terms.)
 
  
 
==Solution==
 
==Solution==

Revision as of 18:44, 26 December 2019

Problem

At Frank's Fruit Market, 3 bananas cost as much as 2 apples, and 6 apples cost as much as 4 oranges. How many oranges cost as much as 18 bananas?

Solution

18 bananas cost the same as 12 apples, and 12 apples cost the same as 8 oranges, so 18 bananas cost the same as $8 \Rightarrow \mathrm {(B)}$ oranges.

See Also

2007 AMC 12B (ProblemsAnswer KeyResources)
Preceded by
Problem 3
Followed by
Problem 5
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
All AMC 12 Problems and Solutions

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