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Problem 58

Algebra Difficulty 1.0 Find the answer UKMT Senior Mathematical Challenge · United Kingdom · 2017

Last year, an earthworm from Wigan named Dave wriggled into the record books as the largest found in the UK. Dave was 40 cm long and had a mass of 26 g. What was Dave's mass per unit length?

(A) 0.6 g/cm0.6\text{ g/cm} (B) 0.65 g/cm0.65\text{ g/cm} (C) 0.75 g/cm0.75\text{ g/cm} (D) 1.6 g/cm1.6\text{ g/cm} (E) 1.75 g/cm1.75\text{ g/cm}

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Source: UK Mathematics Trust, licensed © UK Mathematics Trust; past papers published free at ukmt.org.uk. Statement reproduced verbatim; metadata (topic, difficulty, ordering) added by this project. Solutions are the publisher's, linked not copied.