CAYLEY 2015 Problem 7

Past Contests CAYLEY 2015
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1

The expression \displaystyle 3+\frac{1}{10}+\frac{4}{100} is not equal to

Answer Choices
A. 3\frac{14}{100}
B. 3.14
C. 3\frac{5}{110}
D. 3\frac{7}{50}
E. \frac{157}{50}