A student was told to cut a strip of paper 10cm long. He cut a strip that was too long and his percentage erro

Question

A student was told to cut a strip of paper 10cm long. He cut a strip that was too long and his percentage error was 5%. What was the length of the cut.

GPT-5 mini · Answer

Percentage error = (actual − true)/true × 100% = 5%.  
So actual = true × (1 + 0.05) = 10 × 1.05 = 10.5 cm.

The cut was 10.5 cm long.

A student was told to cut a strip of paper 10cm long. He cut a strip that was too long and his percentage error was 5%. What was the length of the cut.

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