When Seeta made necklaces of either 16 beads, 20 beads or 36 beads, not a single bead was left over. What… · ABC26GN0562
Subject: General Aptitude · Chapter: H.C.F. and L.C.M. of Numbers · Exam: Bank Recruitment 2008
When Seeta made necklaces of either 16 beads, 20 beads or 36 beads, not a single bead was left over. What could be the least number of beads Seeta had?
(a)700
(b)720
(c)750
(d)780
Answer
Answer (as printed): B
Explanation
Required number of beads = L.C.M. of 16, 20, $36=720$.
Explanation as extracted from the printed page; notation may be imperfect.