Difference between revisions of "2013 AMC 12B Problems/Problem 2"
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<math>\textbf{(A)}\ 600 \qquad \textbf{(B)}\ 800 \qquad \textbf{(C)}\ 1000 \qquad \textbf{(D)}\ 1200 \qquad \textbf{(E)}\ 1400</math> | <math>\textbf{(A)}\ 600 \qquad \textbf{(B)}\ 800 \qquad \textbf{(C)}\ 1000 \qquad \textbf{(D)}\ 1200 \qquad \textbf{(E)}\ 1400</math> | ||
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| + | ==Solution== | ||
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| + | Since each step is <math>2</math> feet, his garden is <math>30</math> by <math>40</math> feet. Thus, the area of <math>30(40) = 1200</math> square feet. Since he is expecting <math>\frac{1}{2}</math> of a pound per square foot, the total amount of potatoes expected is <math>1200 \times \frac{1}{2} = \boxed{\textbf{(A) }600}</math> | ||
Revision as of 16:49, 22 February 2013
Problem
Mr. Green measures his rectangular garden by walking two of the sides and finds that it is 
steps by 
steps. Each of Mr. Green's steps is 
feet long. Mr. Green expects a half a pound of potatoes per square foot from his garden. How many pounds of potatoes does Mr. Green expect from his garden?
Solution
Since each step is feet, his garden is 
by 
feet. Thus, the area of 
square feet. Since he is expecting 
of a pound per square foot, the total amount of potatoes expected is 
