Leela adds the terms of 54, 51, 48, … until the total… | StemPy Lab

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Leela adds the terms of 54, 51, 48, … until the total… | StemPy Lab

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Leela adds the terms of 54, 51, 48, … until the total is 513. How many terms can she have added?

MathematicsHardHigh School (9–10)GeneralAlgebra › Sequences and Series Olympiad

Created by StemPy Lab

Leela adds the terms of $54, 51, 48, \ldots$ until the total is $513$ . How many terms can she have added?

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