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Pieces of lengths x, x + 3 and 2x are cut from a 91 cm board. What is the greatest whole value of x?
A23 cm
B21 cm
C22 cm
D24 cm
Answer & Solution
Correct answer: C. 22 cm
x + (x + 3) + 2x ≤ 91 gives 4x ≤ 88, so x ≤ 22.
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