Question

A hall 36m long and 24m broad allowing 80m² for doors and windows the cost of papering the walls at rs8.40per m² is 9408.find the height of the hall

Answer 1

Answer:

Step-by-step explanation:

=>CSA of walls+ 80 = total cost÷ cost per m^2

=>2h(l+b)+ 80= 9408÷8.40

=> 2h(36+24)+80 =1120

=> 2h(60) =1040

120h =1040

h =26/3 m