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Gmat_mission
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\(\dfrac1{2^{10}}+\dfrac1{2^{11}}+\dfrac1{2^{12}}+\dfrac1{2^{12}}=\)
A. \(\dfrac1{2^7}\)
B. \(\dfrac1{2^8}\)
C. \(\dfrac1{2^9}\)
D. \(\dfrac1{2^{13}}\)
E. \(\dfrac1{2^{45}}\)
Answer: C
Source: GMAT Prep
A. \(\dfrac1{2^7}\)
B. \(\dfrac1{2^8}\)
C. \(\dfrac1{2^9}\)
D. \(\dfrac1{2^{13}}\)
E. \(\dfrac1{2^{45}}\)
Answer: C
Source: GMAT Prep