• # question_answer 32) Three bells toll at intervals of 14, 21, and 42 min. respectively. If they toll together at $10:22$ am. When will they toll together for the first time after that? A) $11:56\,am$               B)  $12:04\,pm$C) $11:04\,am$               D)  $11:48\,am$

LCM of 14, 2 land 42 is 42. It means that ofter every 42 minutes, all bells with toll together. Then after $10:22\text{ }am,$they will toll at $10:22+42=10:64=11:04\text{ }am$