Q140
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
AnswerC.
750
D.
780
Answer: Option B
Solution
Answer: Option B
Solution:
Required number of beads= LCM of 16, 20, 36
= 720