Question

The rational form of 0.54 bar is

Answer 1

Refer the attachment .

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Answer 2

Answer:  LET x = .54 bar (eq 1)

multiplyied by 100 on both side

                 100x =54.54545454.......( eq 2)  

subtracting eq 1 and eq 2

               99x = 54

                x = 54/99