alleryStart learning →A rectangle's length is 5 cm more than its breadth and its perimeter is at most 50 cm. What is the greatest breadth?
A5 cm
B10 cm
C7.5 cm
D12 cm
Answer & Solution
Correct answer: B. 10 cm
2(b + b + 5) ≤ 50 gives 4b ≤ 40, so b ≤ 10.
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