For the Reddy Mikks model, construct each of the following constraints, and express it with a linear left-hand side and a constant right-hand side:

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(a) The daily demand for interior paint exceeds that of exterior paint by at least 1 ton.

(b) The daily usage of raw material M1 in tons is at most 8 and at least 5.

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(c) The demand for exterior paint cannot be less than the demand for interior paint.

(d) The maximum quantity that should be produced of both the interior and the exterior paint is 15 tons.

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(e) The proportion of exterior paint to the total production of both interior and exterior paints must not exceed .5.