If Rani earns a raise of between 5% and 11%, non-inclusive, by what fraction could her salary have increased?	Choose the correct choice from the following.
A) 1/4  B) 1/5  C) 1/70  D) 1/10  E) 1/20
Perhaps it is also easy to just translate the % into fractions:   6%: 6/100 = 3/50   7%: 7/100   8%: 8/100 = 4/50 =2/25   9%: 9/100   10%:10/100=1/10   Only 1/10 exists in the answer choices, so ANS 1/10
<result>D</result>
If Rani earns a raise of between 5% and 11%, non-inclusive, by what fraction could her salary have increased?