Question

A class room is 12m long 9m wide and 5m high Find area of four walls Also find the cost of whitewashing Wall of classroom at rate 25
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Answer 1

Answer:

the cost of whitewashing wall of class room is 84

Step-by-step explanation:

because if the class room long 12and 9cm width and also high is 5cm.

add it first

you will get 26

so after getting 26 do multiplication you will get

=84