The greatest possible length which can be used to measure exactly the length 8m ,2m 15cm, 8m 90 cm is? Choose the correct choice
A) 25cm B) 101cm C) 56cm D) 42cm E) 5cm
Required length = H.C.F of 800cm, 215cm, 890cm = 5cm   Answer is 5cm
<result>E</result>
The greatest possible length which can be used to measure exactly the length 8m ,2m 15cm, 8m 90 cm is?