Calculate the sum of ( 13+ 19+ 127+ 181+ 1243+ 1729).

Calculate the sum of ( 13+ 19+ 127+ 181+ 1243… | GMAT Sprint

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sub-505

Arithmetic

Calculate the sum of $(\frac{1}{3}+\frac{1}{9}+\frac{1}{27}+\frac{1}{81}+\frac{1}{243}+\frac{1}{729})$ .

Correct answer marked below

(\frac{344}{729})

(\frac{354}{729})

(\frac{355}{729})

(\frac{353}{729})

(\frac{364}{729})

Correct

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Explanation

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To find the value of

(\frac{1}{3}+\frac{1}{9}+\frac{1}{27}+\frac{1}{81}+\frac{1}{243}+\frac{1}{729})

, we can express each term with a common denominator of 729. The fractions…

Comments

JatishMar 26, 2025

thank you for sharing

ArpanJun 27, 2024

Thank for sharing!!!

IhazSep 8, 2024

Can you explain more?

What this question tests

Your fluency with the order of operations, fractions, decimals, and basic number sense — the foundation every quant question leans on.

Applying the order of operations out of sequence or rounding intermediate values before the final step.