# The school store sells 4 pencils for $0.80. What is the unit cost of a pencil?

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###### Question:

The school store sells 4 pencils for $0.80. What is the unit cost of a pencil?

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54:17
f(x)
Which could be the entire interval over which the
function, (x), is positive?
aho-
0
2
2.
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-8.
O (-0, 1)
O (2, 1)
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