An algebra problem by Hw Wang

Algebra Level 1

If a = 2 b , b = 2 c a = 2b, b = 2c , which of the following represent the possible values of a , b a,b and c c .

a = 266 , b = 133 , c = 66.5 a=266,b=133,c=66.5 a = 256 , b = 512 , c = 1024 a=256,b=512,c=1024 a = 213 , b = 356 , c = 569 a=213,b=356,c=569 a = 222 , b = 11 , c = 666 a=222,b=11,c=666

Hw Wang by Hw Wang , 55, Taiwan

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1 solution

Emanuel Dicker
May 3, 2016

a = 2b

b= 2c

Thus, a= 2(2c) = 4c

The only option where a =4c is option 3

266/66.5 = 4

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Moderator note:

Simple standard approach.

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