In an examination 53 students passed in Mathematics 61 passed in Physics 60 passed in Chemistry 24 p...........

Logical Reasonong( Paper-I ) Logical Venn Diagrams

In an examination, 53% students passed in Mathematics, 61% passed in Physics, 60% passed in Chemistry, 24% passed in Mathematics and Physics, 35% in Physics and Chemistry, 27% in Mathematics and Chemistry and 5% in none. The ratio of percentage of passes in Mathematics and Chemistry but not in Physics in relation to the percentage of passes in Physics and Chemistry but not in Mathematics is?

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CAPF 2017 Paper-1

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7:5

5:7

4:5

5:4

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Explanation:

We have a formula:-
single values - double values + triple values = Total
(61+60+53) - (24+27+35) + T = 95 (100-5)who are failed
174-86+T = 95
T = 7%
20:27
5:7