Question

the length breadth of a hall are 5 m 6m and 7m respectively the hall has one door of area 1m ×0.5m find the cost of painting the walls only the walls at the rate of rs 90 per square metere​

Answer 1

Answer:

❤️❤️area to be painted =2[(5*7)+(6*7)]-1*0.5

                              

                               =70+84-0.5

                               = 153.5

 cost of painting 1sq.m=90

                                     = 153.5*90

                                      =13815❤️❤️

Step-by-step explanation:

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