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Problems
Contests
National and Regional Contests
Canada Contests
Gauss
1998 Gauss
7
7
Part of
1998 Gauss
Problems
(1)
1998 Gauss (7) #7
Source:
2/26/2017
A rectangular field is 80 m long and 60 m wide. If fence posts are placed at the corners and are 10 m apart along the 4 sides of the field, how many posts are needed to completely fence the field?
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<span class='latex-bold'>(A)</span>\ 24 \qquad <span class='latex-bold'>(B)</span>\ 26 \qquad <span class='latex-bold'>(C)</span>\ 28 \qquad <span class='latex-bold'>(D)</span>\ 30 \qquad <span class='latex-bold'>(E)</span>\ 32
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Gauss