Question

a room is 5m long 3.5 m wide and 3m height find the cost of cementing the inner portion of the wall at 2.10rs per square meter​

Answer 1

Answer:

Hi.............................

Answer 2

Answer:

gain%=15%

gain% = [(sp - cp)/cp] ×100

15/100 = (23000-cp)/cp

0.15 =(23000/cp)-1

1.15=23000/cp

cp=23000/1.15

cp = 20000 rs.

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