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Find the mean daily expenditure on food by a suitable MIU
To find out the concentration of so, in the air (in parts per milli

By Bella

Find the mean daily expenditure on food by a suitable MIU
To find out the concentration of so, in the air (in parts per million, i.e., ppm), the data
Direct
was collected for 30 localities in a certain city and is presented below:
0.16-0.20 0.20-0.24
Concentration of So, in ppm
0.00-0.04 0.04-0.08 0.08-0.12 0.12-0.16
4
2.
9
4
9
Frequency
Find the mean concentration of So, in the air.In assume method​

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Bella

कजिये।
पूर्ण
144 1484 2025
X
=225 हो, तो x का मान क्या होगा?
1256 44 √x​

solve the following simultaneous equations for 2x-Y = -1 ; 3x-Y = 7​

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