Question

in class 9 should we use graph note for statistics lesson ? plz answer me I will give you a brainlyist answer ​

Answer 1

Yes graphs are very important in statistics as these help to understand data easier.And these are mandatory.

Answer 2

$\longrightarrow\underline{\underline{\red{\sf{ThanKS~fOr~frEE~POInts~}}}}$

Following are the useful ways of utilising wastewater:-

(a) Wastewater can be used to recharge the

(c) treated municipal water can be used for washing cars, watering the gardens

(c) certain pollutants in sewage water can become fertiliser for various crops.