Select the pair which is related to each other in the same way as the following-186:16$$^8$$​​​​

Given: 186:16$$^8$$

Logic: Power is written between two digit number

For, 186:16$$^8$$​

16⁸- 186 = 186 

Now, we checke each options.

Option (a): 486:46$$^4$$​

46⁴- 446 $$\neq$$ 486​

Option (b): 237:27$$^3$$

27³- 237 = 237

Option (c): 729:79$$^4$$

79⁴- 749 $$\neq$$ 729

Option (d): 324:24$$^3$$​

24³- 234 $$\neq$$​ 324

Thus, correct option is (b).