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The nubmer a is smaller than the number b by 1/5 of b.  By what part of a is b bigger than a?

 Apr 11, 2020
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If  a = b - 1/5b, then:

 

a =4/5b  and b =5/4a or:

 

b = a + 1/4a

 Apr 11, 2020

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