**Problem : **
What is the 5^{th} entry in Row 12 of Pascal's Triangle?

**Problem : **
What is the 3^{rd} entry in Row 10 of Pascal's Triangle?

**Problem : **
What is the 7^{th} entry in Row 9 of Pascal's Triangle?

**Problem : **
What is the 15^{th} entry in Row 15 of Pascal's Triangle?

**Problem : **
If the
*r*
^{th}
entry in Row 6 of Pascal's Triangle is 15, what are the possible
values of
*r*
?

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