In a class of 50 students, 15 read Physics, 20 Chemistry and 20 read Mathematics, 3 read Physics and Chemistry, 6 read Chemistry a

Question

In a class of 50 students, 15 read Physics, 20 Chemistry and 20 read Mathematics, 3 read Physics and Chemistry, 6 read Chemistry and Mathematics and 5 read Physics and Mathematics, 7 read none of the subjects. How many students read all the three subjects?

Madeline · Answer

Answer:   also O so using sis speed so far and mark the answer to your answer refer me for the answer

Mackenzie

Q12. Find the sum of the even numbers between 0 and 75.
OR
Find a quadratic polynomial whose sum and product of its zero

Show that points a(1,2) b(3,4) and c(0,1) are vertices of a scalene triangle

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