Archive
7th of September 2015
Mathematics
Q:

Mohan cleans his fish tank every 12th day and changes the water every 9thday.
If he cleaned and changed the water on the 1st of September,
when will he perform both the tasks on the same day again?

Mrithika Pritha Jayaseelan - CBSE - Class VI

Monday, September 07, 2015 at 18:55:PM

A:

Y o u space n e e d space t o space f i n d space t h e space L C M space o f space 12 space a n d space 9. L C M left parenthesis 12 comma 9 right parenthesis space equals 36 S t a r t i n g space f r o m space S e p t e m b e r space 1 space s t space a d d space 36 space d a y s comma space s o space O c t space 6 t h space h e space w i l l space p e r f o r m space b o t h space t h e space t a s k s.

Monday, September 07, 2015 at 19:00:PM