
36 + x = 144
144-36= 108
square root of 108 is, around 10.4
Each position in the sequence has 3 choices, and there are 5 positions, so we multiply 3 by itself 5 times:
The square root of 98 is 9.899<span> so I think if it was rounded to the nearest tenth it would be 9.9</span>