Question

12. 11, 12, 13, 12, 15, 12, 13, 12, 14, 13
6. From given example, find out how many students have scored less than 25
Marks obtained : 0-10
10-15
15-25
25-30
No. of students :
3
7
3
2​

Answer 1

Answer:

13

add 3 7 and 3