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2 points 5? The demand function is described by the equation q(p) = 130 p/5. The inverse demand function is described by the equation qlp) =130 5p. p(q) = 130 q/S. [3051) = 1/130 q/S. plq) = 650 - Sq. Clip) = 1/(130 - p/S). 2 points 5 A white paper on elasticity of demand for postage stamps in the U.S. found that the demand for stamps is relatively inelastic. Therefore, if the US. Postal Service increased the price of stamps: 00000 0 Revenue would increase 0 Revenue would decrease 0 Revenue would stay the same 0 There is not enough information to say what would happen