The greatest possible length which can be used to measure exactly the length 7 m, 3 m 85 cm, 12 m 95 cm is : Select
A) 15 cm  B) 25 cm  C) 35 cm  D) 42 cm  E) 62 cm
Solution   Required length = H.C.F. of 700 cm, 385 cm and 1295 cm = 35 cm. Answer 35 cm
<result>C</result>
The greatest possible length which can be used to measure exactly the length 7 m, 3 m 85 cm, 12 m 95 cm is :