Question

15. Marks in mathematics of 40 students of class IX are given below:
22 37 92 84
73 65 43 55
43 55 89 97
36 42 , 40 59 37 78 67 53
53 92 83
87
88
49 52 74
77 68 45
35 85
47 56 64 48 59 61 79 83 90 67
(i) Construct a frequency table taking the last class interval as 90-100.
(ii) If 40 are the passing marks, how many students are failed?​

Answer 1

Answer:

what is this

Step-by-step explanation:

vdjdkfjcbxvxhfjjfjfygilfvdhuzkzjb