2019 Math Kangaroo Levels 9-10 Problem #26
2019 Math Kangaroo Levels 9-10 Problem #26 26. The positive integers a, b, and c each have three digits, and for each integer the first digit is the same as its last digit. Also b = 2a +1 and c = 2b +1. How many possible values are there for the integer a? (A) 0 (B) 1 (C) 2 (D) 3 (E) more than 3 Thank you for watching and please like, comment, and subscribe!
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