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asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

`1.6=y/1.5`

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The weekly wages (in Rs.) of 30 workers in a factory are `830, 835, 890, 810, 835, 836, 869, 845, 898, 890, 820, 860, 832, 833, 855, 845, 804, 808, 812, 840, 885, 835, 835, 836, 878, 840, 868, 890, 806, 840`. Using tally marks, make a frequency distribution table with class intervals `800 – 810, 810 – 820` and so
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Draw a histogram for the frequency distribution table given in Example 13 and answer the following questions.(i) Which class interval has the maximum number of workers?(ii) How many workers earn Rs. 850 and more?(iii) How many workers earn less than Rs. 850?(iv) How many workers earn Rs. 820 or more but less than Rs.