BOARD PAPER DISCUSSION | Class 12 NCERT भौतिक विज्ञान | 6 PM Class By Akash Sir | L13 | Hindi Medium

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In a class, 18 students took Physics, 23 students took Chemistry and 24 students took Mathematics of these 13 took both Chemistry and Mathematics, 12 took both Physics and Chemistry and 11 took both Physics and Mathematics. If 6 students offered all the three subjects, find: (i) The total number of students.

Q5. The marks obtained in a class test by 30 students of a class are as follows. Marks obtained Number of students No. earth ats No- ernaun ?ove 49 More than or equal to 1044 38 23 More than or equal to 25 13 More than or equal to 308 More than or equal to 354 More than or equal to 40 2 More than or equal to 5 More than or equal to 15 median l (n More than or equal to 20 Find the: (0) mean marks (i modal marks (ii) median marks. 6. The mode of the following frequency distribution is 36. Find the values of x and

In a class, 18 students took Physics, 23 students took Chemistry and 24 students took Mathematics of these 13 took both Chemistry and Mathematics, 12 took both Physics and Chemistry and 11 took both Physics and Mathematics. If 6 students offered all the three subjects, find: (iii) How many took exactly one of the three subjects.

In a class, 18 students took Physics, 23 students took Chemistry and 24 students took Mathematics of these 13 took both Chemistry and Mathematics, 12 took both Physics and Chemistry and 11 took both Physics and Mathematics. If 6 students offered all the three subjects, find: (ii) How many took Maths but not Chemistry.

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