Get premium membership and access questions with answers, video lessons as well as revision papers.

Three bells ring at intervals of 9 minutes,15 minutes and 21 minutes.The bells will ring together at 11:00p.m. Find the time the bells last rang together.

Class: Form 1

Subject: Mathematics

Topic: Integers

Lesson Summary

Three bells ring at intervals of 9 minutes,15 minutes and 21 minutes.The bells will ring together at 11:00p.m. Find the time the bells last rang together.



Text Answer


q7732019358.png

More Video Lessons


View all video lessons  
Kenyaplex Learning