Which greatest possible length can be used to measure exactly 12 meter 15 cm, 10 meter 15 cm and 10 meter 65 cm Pick one: A) 45cm B) 25cm C) 4cm D) 5cm E) 50cm
Explanation:   Convert first all terms into cm.   i.e. 1215 cm, 1015cm, 1065cm.   Now whenever we need to calculate this type of question, we need to find the HCF. HCF of above terms is 5.   Option 5cm
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Which greatest possible length can be used to measure exactly 12 meter 15 cm, 10 meter 15 cm and 10 meter 65 cm