The table given below shows the number of students of five classes playing different games.
|
|
Games |
||
|
Class |
A |
B |
C |
|
6th |
30 |
50 |
70 |
|
7th |
60 |
20 |
35 |
|
8th |
40 |
10 |
90 |
|
9th |
38 |
26 |
50 |
|
10th |
25 |
32 |
20 |
Which of the following statement is correct?
I. The average number of students playing A and B in 9th class are 32.
II. The average number of students playing A and C in 8th class are 75.
III. The total number of students playing all the three games in 10th class are 77.
1
II and III
2
I, II and III
3
I and III
4
I and II