What is the value of the underlined digit in 15**3**6?

What is the value of the underlined digit in 47**5**6?

What is the value of the underlined digit in **2**307?

What is the value of the underlined digit in 561**4**?

In 7**1**72, what is the value of **1**?

What is the value of **8** in 93**8**6?

In 36**2**4, what is the value of **2**?

In 7**4**39, what is the value of **4**?

What is the value of **5** in **5**044?

What is the value of **8** in 714**8**?