Sum of Powers of 10

XAT 2018 · Quantitative Ability & Data Interpretation · Easy · Quantitative Aptitude

Find the value of the expression: 10+103+106+10910 + 10^3 + 10^6 + 10^9

  1. A.

    1010101010

  2. B.

    1001000010

  3. C.

    1001000110

  4. D.

    1001001010

  5. E.

    100010001010

Answer

D

Explanation

109+106+103+10=1,000,000,000+1,000,000+1,000+10=100100101010^9 + 10^6 + 10^3 + 10 = 1,000,000,000 + 1,000,000 + 1,000 + 10 = 1001001010.

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