Answer:
the next number is 729
Step-by-step explanation:
Each number is multiplied by 3 to get the next number,
[tex]3*3=9\\9*3=27\\27*3=81\\81*3=243\\[/tex]
so if we follow this pattern, the next number should be.....
[tex]243 *3= 729[/tex]
Hope this helps! Brainliest would be much appreciated! Have a great day! :)