Question

In a class of 25 students, there are 17 cyclists, 13 swimmers and 8 weightlifters and no one is all the three. In a certain mathematics examination ( having grades a, b, c, d,
e. 6 students got grades d or
e. If the cyclists, swimmers and weightlifters all got grade b or c, determine the number of students who are cyclist and swimmer

Answer 1

Answer

Seventeen cyclists and Thirteen swimmers