The answer is 168 seconds.
Answer:
Suppose the number is 4
Square of this number (4 x 4 ) = 16
Divided by 2 = 16/2 = 8
Added to 16 = 8+16 = 24
Step-by-step explanation:
The answer would be 1/3 right?
2 _ _ _ 3 _ _ _ 4 _ _ _ add one
_ 11 _ _ _ 14 _ _ _ 17 _ _ add three
_ _ 38 _ _ _ 47 _ _ _ 56 _ add nine
_ _ _ 119 _ _ _ 146 _ _ _173 add seventeen
Hope this helps!!!
The increase from 5 to 8 was by 60%.