6
0-10
50-60
16
10-20
60-70
4
2030
(Ans. 60, 100 & 40)
30-40
67. (Col) Modal marks of a group of 94 studnets is 54. Ten students got marks between 0-20, 30 students got
between 40-60 and 14 students got between 80-100. Maximum marks for the test were 100. Find out the number
of students getting marks between 20-40 and 60-80.
(Ans. 16 & 24)
43
28
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thanks for free point
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