Even numbers are formed by taking at least two at a time from the numbers 0, 4, 8, 9. Their H.C.F. is · ABC26GN0461
Subject: General Aptitude · Chapter: H.C.F. and L.C.M. of Numbers · Exam: Hotel Management 2007
Even numbers are formed by taking at least two at a time from the numbers 0, 4, 8, 9. Their H.C.F. is
(a)2
(b)4
(c)10
(d)None of these
Answer
Answer (as printed): A
Explanation
Since all the numbers formed are even, 2 is a common factor. Also, H.C.F. of two of the numbers i.e., 48 and 490, is 2. So, the H.C.F. of all the numbers formed is 2.
Explanation as extracted from the printed page; notation may be imperfect.