E
Editor
Sep 18, 2022
From 2005 to 2006 the number of male earning Ph.D's increased by s% and the number of female earning Ph.D's decreased by t%. What is the value of s-t?
Difficulty: Easy
A:
225
B:
200
C:
275
D:
250
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ID: 63273db5ca83163ac3a0a955