A-B-C-D-E-F-G-H
G=5*12
H=5*13
GH=5*13 - 5*12=5*12(5-1)=4x5*13
value A = 5*12-6x4x5*12=-23x5*12
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distance from A
Source: Beat The GMAT — Problem Solving |
Distance between all the letters is constant.
lA-Bl=lC-Dl=lG-Hl so on and so forth.
G = 5^13
H = 5^12
G-H = 5^13 - 5^12 = 5^12 [5-1] = 4 * 5^12
A = 5^12 - 6*4*5^12 = 5^12 [1-24] = -23* 5^12
Hence B is the answer.
lA-Bl=lC-Dl=lG-Hl so on and so forth.
G = 5^13
H = 5^12
G-H = 5^13 - 5^12 = 5^12 [5-1] = 4 * 5^12
A = 5^12 - 6*4*5^12 = 5^12 [1-24] = -23* 5^12
Hence B is the answer.
