Marks obtained by 60 students in a test (Maximum Marks-100) are given below:
60, 82, 63, 40, 88, 80, 24, 60, 09, 58, 44, 74
57, 60, 63, 30, 31, 64, 00, 62, 37, 54, 10, 99
35, 83, 58, 33, 92, 43, 66, 41, 78, 72, 32, 33
65, 11, 60, 17, 53, 93, 57, 03, 29, 31, 82, 50
63, 15, 41, 55, 72, 42, 32, 23, 30, 48, 67, 34
What is the percentage (approximate) of students getting marks higher than or equal to 60 but less than 80?

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