Java language. 1. write a conversion method that have 2 parameter 1. feet and 2. inches(as small...

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Java language.
1. write a conversion method that have 2 parameter 1. feet and2. inches(as small as 1/8 inch)(make sure precondition, can't besmaller than 1/8 inch)
and give output as feet in decimal place.
2 Write a method to calculate the area of a rectangle that takein width and height (feet) (as small as 1/8 inch)(make sureprecondition, can't be smaller than 1/8 inch) and round up to thecloset feet.
Write test cases for both method in J unit (including precheckthe precondition (as small as 1/8 inch))

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JAVACODEpackage ideoneimport javautilimport javalangimport javaioclass Ideone method to convert feets and inches to feets static double feetdouble feetsdouble inch if inches is less than 18 thenprecondition is not satisfied ifinch 0125 SystemoutprintlnPrecondition not satisfied return 0 returning answer by convertinginches See Answer

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