John blinks every 6 seconds, Jeremy every 4 seconds, so they both will blink next on a common factor of 6 and 4, or an LCD, that'd be 12 seconds later, so at 00:00:12.
You have to simplify diagonally them multiply Example:
3
5. 18. 15
__. / ___ =. ___ =
6. 2. 12
1
3/4
Cross simplify
No. 1.5 is a whole number while 1.5% is a percent
√12
= √4 * <span>√3
= 2</span><span>√3
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