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Question Number 77607 by otchereabdullai@gmail.com last updated on 08/Jan/20

Two bell A and B rings in different   time interval. Bell A rings in the   interval of 8minutes while Bell B rings  in the interval of 9minutes.  If the two  bell rings together for the first time   when the time is 10:00am  (a) At what time will the two bell ring  together again.  (b) State and explain two process you   will use to help SHS student to solve   the problem.

TwobellAandBringsindifferenttimeinterval.BellAringsintheintervalof8minuteswhileBellBringsintheintervalof9minutes.Ifthetwobellringstogetherforthefirsttimewhenthetimeis10:00am(a)Atwhattimewillthetwobellringtogetheragain.(b)StateandexplaintwoprocessyouwillusetohelpSHSstudenttosolvetheproblem.

Commented by petrochengula last updated on 08/Jan/20

find the LCM of 8 and 9

findtheLCMof8and9

Commented by otchereabdullai@gmail.com last updated on 08/Jan/20

Thus  72

Thus72

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