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Rennaissance and Reformation

WHAT IS PHYSI...

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WHAT IS PHYSICS ,CHEMISTRY, MATHEMATICS AND IT'S ORIGIN

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In a survey of 25 students, it was found that 15 had taken mathematics, 12 had taken physics and 11 had taken chemistry, 5 had taken mathematics and chemistry, 9 had taken mathematics and physics, 4 had taken physics and chemistry and 3 had taken all the three subjects.

Find the number of students that had taken physics and chemistry but not mathematics.

In a class of 175 students the following data shows the number of students one or more subjects. Mathematics 100 ; Physics 70; Chemistry 40; Mathematics and Physics 30; Mathematics and Chemistry 28; Physics and Chemistry 23 ; Mathematics ,Physics and Chemistry 18. How many students have offered Mathematics alone ?

Q. In a class, there are

200

students in which

120

take Mathematics,

90

60

take Chemistry,

50

take Mathematics and Physics,

50

take Mathematics and Chemistry,

43

take Physics and Chemistry and

38

take Mathematics, Physics and Chemistry. Then the number of students who have taken exactly one subject is

Q. In a survey of

200

students of a higher secondary school, it was found that

120

studied mathematics;

90

studied physics and

70

studied chemistry;

40

studied mathematics and physics;

30

studied physics and chemistry;

50

studied chemistry and mathematics, and

20

studied none of these subjects. If

M

P

C

represent the set of students who studied mathematics, physics and chemistry respectively, then

50

students taking examinations in Mathematics, Physics and Chemistry,

37

passed in Mathematics,

24

43

in Chemistry. Atmost

19

passed in Mathematics and Physics, atmost

29

passed in Mathematics and Chemistry and atmost

20

passed in Physics and Chemistry. The largest possible number that could have passed all three examination, is?

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