3) ) The following table gives the expenditure in rupees on water consumption of 60 houses in a locality.
Expenditure (in Rs) No. of Houses
200 – 250
250 – 300
300 – 350
350 – 400
400 – 450
450 – 500
500 – 550
15
9
7
10
5
6
8
Calculate the mean expenditure by short cut method.
Answer:
350-400 is the answer mark me as a brainlist