CAYLEY 2023 Problem 9

Past Contests CAYLEY 2023
1

A positive number is increased by 60 \%. By what percentage should the result be decreased to return to the original value?

Answer Choices
A. 57.5 \%
B. 40 \%
C. 62.5 \%
D. 50 \%
E. 37.5 \%