SOLUTION: Sequence : a,b,b,c,c,c,d,d,d,d.......
Find 250th term.
NOTE : please give a detailed solution with explanation of each step.
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Question 926020: Sequence : a,b,b,c,c,c,d,d,d,d.......
Find 250th term.
NOTE : please give a detailed solution with explanation of each step.
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Hint: The last b is the 3rd letter, the last c is the 6th letter, and in general, the last (ith letter of alphabet) is the (1+2+3+...+i) = i(i+1)/2.
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