- #1
mathelord
I just wrote my senior school certificate exam ,but could not solve one of the maths questions .the question is as follows
3 night quard a,b,c blow their their whistle at intervals 8,15,and 18 minutes respectively.if they blow together at 11.00 p.m,when next are they expected to blow together
3 night quard a,b,c blow their their whistle at intervals 8,15,and 18 minutes respectively.if they blow together at 11.00 p.m,when next are they expected to blow together