Question

The daily cost of milk (in Rs) supplied to 25 houses in a locality are given below:
Cost (in Rs.)
40-50
50-60
60-70
70-80
80-90
90-100

Number of Houses
4
5
3
5
2
6


If one house is chosen at random, find the probability that:
(a) the milk bill of the house lies between Rs 60 and Rs 80.
(b) house is paying at the most Rs 69, for the milk bill.
(c) the milk bill of the house is below Rs 50.

Please help me out!
Answer ASAP! ​

Answer 1

Answer:

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