Question

[Hints : Find n(NUH) and Suwiraul IIUNII 90.1
2. Out of 450 students who appeared at the B. Com. Examination from a centre, 135 failed in Accountancy,
150 failed in Mathematics and 137 in Costing. Those who failed in both Accountancy, and Mathematics
were 83, in Mathematics and Costing were 98 and in Accountancy and Costing 106. The number of students
who failed in all the three subjects were 75. Find the number of those who failed in at least one of the
three subjects and the number of those who passed in all the three subjects. Assume that each student
appeared in all the three subjects.
3. In a city, three daily newspapers X, Y, Z are published, 65% of the people of the city read X, 54% read Y,
28% X and Z; 12% do not read any of the three
20​

Answer 1

Answer:

May be a 500 students strength of the class