Question

in a science talent examination ,50% of the candidates fail in mathematics and 50& fail in physics.if 20& fail in both these subject,the the percentage of of the candidates who pass in both mathematics and physics

Answer 1

20%
50%-20%=30%(only failures of maths)
50%-20%=30%(only failures of physics)
failures of both the subjects =20%
total failures=20+30+30=80
pass candidates =100-80=20%

Answer 2

Answer:

answer

Step-by-step explanation:

is 20%

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