Problem : What is the 5th entry in Row 12 of Pascal's Triangle?
Problem : What is the 3rd entry in Row 10 of Pascal's Triangle?
Problem : What is the 7th entry in Row 9 of Pascal's Triangle?
Problem : What is the 15th 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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